X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=drivers%2Fpcmcia%2Fcistpl.c;h=dcce9f5d84654a0612f99ed9bbe85813d53966f5;hb=2be508d847392e431759e370d21cea9412848758;hp=9fcff0c336193e3fa4d5ccfc465e5766514cd4cc;hpb=22a37bcb7857541eb2d37806c4744ee2530baa98;p=linux-2.6-omap-h63xx.git diff --git a/drivers/pcmcia/cistpl.c b/drivers/pcmcia/cistpl.c index 9fcff0c3361..dcce9f5d846 100644 --- a/drivers/pcmcia/cistpl.c +++ b/drivers/pcmcia/cistpl.c @@ -92,7 +92,8 @@ set_cis_map(struct pcmcia_socket *s, unsigned int card_offset, unsigned int flag if (!(s->features & SS_CAP_STATIC_MAP) && (mem->res == NULL)) { mem->res = pcmcia_find_mem_region(0, s->map_size, s->map_size, 0, s); if (mem->res == NULL) { - printk(KERN_NOTICE "cs: unable to map card memory!\n"); + dev_printk(KERN_NOTICE, &s->dev, + "cs: unable to map card memory!\n"); return NULL; } s->cis_virt = NULL; @@ -265,13 +266,13 @@ EXPORT_SYMBOL(pcmcia_write_cis_mem); ======================================================================*/ static void read_cis_cache(struct pcmcia_socket *s, int attr, u_int addr, - u_int len, void *ptr) + size_t len, void *ptr) { struct cis_cache_entry *cis; int ret; if (s->fake_cis) { - if (s->fake_cis_len > addr+len) + if (s->fake_cis_len >= addr+len) memcpy(ptr, s->fake_cis+addr, len); else memset(ptr, 0xff, len); @@ -351,7 +352,9 @@ int verify_cis_cache(struct pcmcia_socket *s) buf = kmalloc(256, GFP_KERNEL); if (buf == NULL) - return -1; + dev_printk(KERN_WARNING, &s->dev, + "no memory for verifying CIS\n"); + return -ENOMEM; list_for_each_entry(cis, &s->cis_cache, node) { int len = cis->len; @@ -380,18 +383,22 @@ int verify_cis_cache(struct pcmcia_socket *s) ======================================================================*/ -int pcmcia_replace_cis(struct pcmcia_socket *s, cisdump_t *cis) +int pcmcia_replace_cis(struct pcmcia_socket *s, + const u8 *data, const size_t len) { - kfree(s->fake_cis); - s->fake_cis = NULL; - if (cis->Length > CISTPL_MAX_CIS_SIZE) - return CS_BAD_SIZE; - s->fake_cis = kmalloc(cis->Length, GFP_KERNEL); - if (s->fake_cis == NULL) - return CS_OUT_OF_RESOURCE; - s->fake_cis_len = cis->Length; - memcpy(s->fake_cis, cis->Data, cis->Length); - return CS_SUCCESS; + if (len > CISTPL_MAX_CIS_SIZE) { + dev_printk(KERN_WARNING, &s->dev, "replacement CIS too big\n"); + return -EINVAL; + } + kfree(s->fake_cis); + s->fake_cis = kmalloc(len, GFP_KERNEL); + if (s->fake_cis == NULL) { + dev_printk(KERN_WARNING, &s->dev, "no memory to replace CIS\n"); + return -ENOMEM; + } + s->fake_cis_len = len; + memcpy(s->fake_cis, data, len); + return 0; } EXPORT_SYMBOL(pcmcia_replace_cis); @@ -418,9 +425,9 @@ int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int func, tuple_t *t int pccard_get_first_tuple(struct pcmcia_socket *s, unsigned int function, tuple_t *tuple) { if (!s) - return CS_BAD_HANDLE; + return -EINVAL; if (!(s->state & SOCKET_PRESENT)) - return CS_NO_CARD; + return -ENODEV; tuple->TupleLink = tuple->Flags = 0; #ifdef CONFIG_CARDBUS if (s->state & SOCKET_CARDBUS) { @@ -440,10 +447,10 @@ int pccard_get_first_tuple(struct pcmcia_socket *s, unsigned int function, tuple !(tuple->Attributes & TUPLE_RETURN_COMMON)) { cisdata_t req = tuple->DesiredTuple; tuple->DesiredTuple = CISTPL_LONGLINK_MFC; - if (pccard_get_next_tuple(s, function, tuple) == CS_SUCCESS) { + if (pccard_get_next_tuple(s, function, tuple) == 0) { tuple->DesiredTuple = CISTPL_LINKTARGET; - if (pccard_get_next_tuple(s, function, tuple) != CS_SUCCESS) - return CS_NO_MORE_ITEMS; + if (pccard_get_next_tuple(s, function, tuple) != 0) + return -ENOSPC; } else tuple->CISOffset = tuple->TupleLink = 0; tuple->DesiredTuple = req; @@ -498,9 +505,9 @@ int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function, tuple_ int ofs, i, attr; if (!s) - return CS_BAD_HANDLE; + return -EINVAL; if (!(s->state & SOCKET_PRESENT)) - return CS_NO_CARD; + return -ENODEV; link[1] = tuple->TupleLink; ofs = tuple->CISOffset + tuple->TupleLink; @@ -519,7 +526,7 @@ int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function, tuple_ /* End of chain? Follow long link if possible */ if (link[0] == CISTPL_END) { if ((ofs = follow_link(s, tuple)) < 0) - return CS_NO_MORE_ITEMS; + return -ENOSPC; attr = SPACE(tuple->Flags); read_cis_cache(s, attr, ofs, 2, link); } @@ -577,13 +584,13 @@ int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function, tuple_ } if (i == MAX_TUPLES) { cs_dbg(s, 1, "cs: overrun in pcmcia_get_next_tuple\n"); - return CS_NO_MORE_ITEMS; + return -ENOSPC; } tuple->TupleCode = link[0]; tuple->TupleLink = link[1]; tuple->CISOffset = ofs + 2; - return CS_SUCCESS; + return 0; } EXPORT_SYMBOL(pccard_get_next_tuple); @@ -596,18 +603,18 @@ int pccard_get_tuple_data(struct pcmcia_socket *s, tuple_t *tuple) u_int len; if (!s) - return CS_BAD_HANDLE; + return -EINVAL; if (tuple->TupleLink < tuple->TupleOffset) - return CS_NO_MORE_ITEMS; + return -ENOSPC; len = tuple->TupleLink - tuple->TupleOffset; tuple->TupleDataLen = tuple->TupleLink; if (len == 0) - return CS_SUCCESS; + return 0; read_cis_cache(s, SPACE(tuple->Flags), tuple->CISOffset + tuple->TupleOffset, _MIN(len, tuple->TupleDataMax), tuple->TupleData); - return CS_SUCCESS; + return 0; } EXPORT_SYMBOL(pccard_get_tuple_data); @@ -640,25 +647,31 @@ static int parse_device(tuple_t *tuple, cistpl_device_t *device) case 3: device->dev[i].speed = 150; break; case 4: device->dev[i].speed = 100; break; case 7: - if (++p == q) return CS_BAD_TUPLE; + if (++p == q) + return -EINVAL; device->dev[i].speed = SPEED_CVT(*p); while (*p & 0x80) - if (++p == q) return CS_BAD_TUPLE; + if (++p == q) + return -EINVAL; break; default: - return CS_BAD_TUPLE; + return -EINVAL; } - if (++p == q) return CS_BAD_TUPLE; - if (*p == 0xff) break; + if (++p == q) + return -EINVAL; + if (*p == 0xff) + break; scale = *p & 7; - if (scale == 7) return CS_BAD_TUPLE; + if (scale == 7) + return -EINVAL; device->dev[i].size = ((*p >> 3) + 1) * (512 << (scale*2)); device->ndev++; - if (++p == q) break; + if (++p == q) + break; } - return CS_SUCCESS; + return 0; } /*====================================================================*/ @@ -667,12 +680,12 @@ static int parse_checksum(tuple_t *tuple, cistpl_checksum_t *csum) { u_char *p; if (tuple->TupleDataLen < 5) - return CS_BAD_TUPLE; + return -EINVAL; p = (u_char *) tuple->TupleData; csum->addr = tuple->CISOffset + get_unaligned_le16(p) - 2; csum->len = get_unaligned_le16(p + 2); csum->sum = *(p + 4); - return CS_SUCCESS; + return 0; } /*====================================================================*/ @@ -680,9 +693,9 @@ static int parse_checksum(tuple_t *tuple, cistpl_checksum_t *csum) static int parse_longlink(tuple_t *tuple, cistpl_longlink_t *link) { if (tuple->TupleDataLen < 4) - return CS_BAD_TUPLE; + return -EINVAL; link->addr = get_unaligned_le32(tuple->TupleData); - return CS_SUCCESS; + return 0; } /*====================================================================*/ @@ -697,13 +710,13 @@ static int parse_longlink_mfc(tuple_t *tuple, link->nfn = *p; p++; if (tuple->TupleDataLen <= link->nfn*5) - return CS_BAD_TUPLE; + return -EINVAL; for (i = 0; i < link->nfn; i++) { link->fn[i].space = *p; p++; link->fn[i].addr = get_unaligned_le32(p); p += 4; } - return CS_SUCCESS; + return 0; } /*====================================================================*/ @@ -713,24 +726,27 @@ static int parse_strings(u_char *p, u_char *q, int max, { int i, j, ns; - if (p == q) return CS_BAD_TUPLE; + if (p == q) + return -EINVAL; ns = 0; j = 0; for (i = 0; i < max; i++) { - if (*p == 0xff) break; + if (*p == 0xff) + break; ofs[i] = j; ns++; for (;;) { s[j++] = (*p == 0xff) ? '\0' : *p; if ((*p == '\0') || (*p == 0xff)) break; - if (++p == q) return CS_BAD_TUPLE; + if (++p == q) + return -EINVAL; } if ((*p == 0xff) || (++p == q)) break; } if (found) { *found = ns; - return CS_SUCCESS; + return 0; } else { - return (ns == max) ? CS_SUCCESS : CS_BAD_TUPLE; + return (ns == max) ? 0 : -EINVAL; } } @@ -745,7 +761,8 @@ static int parse_vers_1(tuple_t *tuple, cistpl_vers_1_t *vers_1) vers_1->major = *p; p++; vers_1->minor = *p; p++; - if (p >= q) return CS_BAD_TUPLE; + if (p >= q) + return -EINVAL; return parse_strings(p, q, CISTPL_VERS_1_MAX_PROD_STRINGS, vers_1->str, vers_1->ofs, &vers_1->ns); @@ -781,7 +798,7 @@ static int parse_jedec(tuple_t *tuple, cistpl_jedec_t *jedec) p += 2; } jedec->nid = nid; - return CS_SUCCESS; + return 0; } /*====================================================================*/ @@ -789,10 +806,10 @@ static int parse_jedec(tuple_t *tuple, cistpl_jedec_t *jedec) static int parse_manfid(tuple_t *tuple, cistpl_manfid_t *m) { if (tuple->TupleDataLen < 4) - return CS_BAD_TUPLE; + return -EINVAL; m->manf = get_unaligned_le16(tuple->TupleData); m->card = get_unaligned_le16(tuple->TupleData + 2); - return CS_SUCCESS; + return 0; } /*====================================================================*/ @@ -801,11 +818,11 @@ static int parse_funcid(tuple_t *tuple, cistpl_funcid_t *f) { u_char *p; if (tuple->TupleDataLen < 2) - return CS_BAD_TUPLE; + return -EINVAL; p = (u_char *)tuple->TupleData; f->func = p[0]; f->sysinit = p[1]; - return CS_SUCCESS; + return 0; } /*====================================================================*/ @@ -815,12 +832,12 @@ static int parse_funce(tuple_t *tuple, cistpl_funce_t *f) u_char *p; int i; if (tuple->TupleDataLen < 1) - return CS_BAD_TUPLE; + return -EINVAL; p = (u_char *)tuple->TupleData; f->type = p[0]; for (i = 1; i < tuple->TupleDataLen; i++) f->data[i-1] = p[i]; - return CS_SUCCESS; + return 0; } /*====================================================================*/ @@ -834,7 +851,7 @@ static int parse_config(tuple_t *tuple, cistpl_config_t *config) rasz = *p & 0x03; rmsz = (*p & 0x3c) >> 2; if (tuple->TupleDataLen < rasz+rmsz+4) - return CS_BAD_TUPLE; + return -EINVAL; config->last_idx = *(++p); p++; config->base = 0; @@ -846,7 +863,7 @@ static int parse_config(tuple_t *tuple, cistpl_config_t *config) for (i = 0; i <= rmsz; i++) config->rmask[i>>2] += p[i] << (8*(i%4)); config->subtuples = tuple->TupleDataLen - (rasz+rmsz+4); - return CS_SUCCESS; + return 0; } /*====================================================================== @@ -1002,10 +1019,12 @@ static u_char *parse_mem(u_char *p, u_char *q, cistpl_mem_t *mem) static u_char *parse_irq(u_char *p, u_char *q, cistpl_irq_t *irq) { - if (p == q) return NULL; + if (p == q) + return NULL; irq->IRQInfo1 = *p; p++; if (irq->IRQInfo1 & IRQ_INFO2_VALID) { - if (p+2 > q) return NULL; + if (p+2 > q) + return NULL; irq->IRQInfo2 = (p[1]<<8) + p[0]; p += 2; } @@ -1026,7 +1045,8 @@ static int parse_cftable_entry(tuple_t *tuple, if (*p & 0x40) entry->flags |= CISTPL_CFTABLE_DEFAULT; if (*p & 0x80) { - if (++p == q) return CS_BAD_TUPLE; + if (++p == q) + return -EINVAL; if (*p & 0x10) entry->flags |= CISTPL_CFTABLE_BVDS; if (*p & 0x20) @@ -1040,30 +1060,35 @@ static int parse_cftable_entry(tuple_t *tuple, entry->interface = 0; /* Process optional features */ - if (++p == q) return CS_BAD_TUPLE; + if (++p == q) + return -EINVAL; features = *p; p++; /* Power options */ if ((features & 3) > 0) { p = parse_power(p, q, &entry->vcc); - if (p == NULL) return CS_BAD_TUPLE; + if (p == NULL) + return -EINVAL; } else entry->vcc.present = 0; if ((features & 3) > 1) { p = parse_power(p, q, &entry->vpp1); - if (p == NULL) return CS_BAD_TUPLE; + if (p == NULL) + return -EINVAL; } else entry->vpp1.present = 0; if ((features & 3) > 2) { p = parse_power(p, q, &entry->vpp2); - if (p == NULL) return CS_BAD_TUPLE; + if (p == NULL) + return -EINVAL; } else entry->vpp2.present = 0; /* Timing options */ if (features & 0x04) { p = parse_timing(p, q, &entry->timing); - if (p == NULL) return CS_BAD_TUPLE; + if (p == NULL) + return -EINVAL; } else { entry->timing.wait = 0; entry->timing.ready = 0; @@ -1073,14 +1098,16 @@ static int parse_cftable_entry(tuple_t *tuple, /* I/O window options */ if (features & 0x08) { p = parse_io(p, q, &entry->io); - if (p == NULL) return CS_BAD_TUPLE; + if (p == NULL) + return -EINVAL; } else entry->io.nwin = 0; /* Interrupt options */ if (features & 0x10) { p = parse_irq(p, q, &entry->irq); - if (p == NULL) return CS_BAD_TUPLE; + if (p == NULL) + return -EINVAL; } else entry->irq.IRQInfo1 = 0; @@ -1094,7 +1121,8 @@ static int parse_cftable_entry(tuple_t *tuple, entry->mem.win[0].card_addr = 0; entry->mem.win[0].host_addr = 0; p += 2; - if (p > q) return CS_BAD_TUPLE; + if (p > q) + return -EINVAL; break; case 0x40: entry->mem.nwin = 1; @@ -1102,26 +1130,30 @@ static int parse_cftable_entry(tuple_t *tuple, entry->mem.win[0].card_addr = get_unaligned_le16(p + 2) << 8; entry->mem.win[0].host_addr = 0; p += 4; - if (p > q) return CS_BAD_TUPLE; + if (p > q) + return -EINVAL; break; case 0x60: p = parse_mem(p, q, &entry->mem); - if (p == NULL) return CS_BAD_TUPLE; + if (p == NULL) + return -EINVAL; break; } /* Misc features */ if (features & 0x80) { - if (p == q) return CS_BAD_TUPLE; + if (p == q) + return -EINVAL; entry->flags |= (*p << 8); while (*p & 0x80) - if (++p == q) return CS_BAD_TUPLE; + if (++p == q) + return -EINVAL; p++; } entry->subtuples = q-p; - return CS_SUCCESS; + return 0; } /*====================================================================*/ @@ -1132,12 +1164,12 @@ static int parse_bar(tuple_t *tuple, cistpl_bar_t *bar) { u_char *p; if (tuple->TupleDataLen < 6) - return CS_BAD_TUPLE; + return -EINVAL; p = (u_char *)tuple->TupleData; bar->attr = *p; p += 2; bar->size = get_unaligned_le32(p); - return CS_SUCCESS; + return 0; } static int parse_config_cb(tuple_t *tuple, cistpl_config_t *config) @@ -1146,12 +1178,12 @@ static int parse_config_cb(tuple_t *tuple, cistpl_config_t *config) p = (u_char *)tuple->TupleData; if ((*p != 3) || (tuple->TupleDataLen < 6)) - return CS_BAD_TUPLE; + return -EINVAL; config->last_idx = *(++p); p++; config->base = get_unaligned_le32(p); config->subtuples = tuple->TupleDataLen - 6; - return CS_SUCCESS; + return 0; } static int parse_cftable_entry_cb(tuple_t *tuple, @@ -1167,29 +1199,34 @@ static int parse_cftable_entry_cb(tuple_t *tuple, entry->flags |= CISTPL_CFTABLE_DEFAULT; /* Process optional features */ - if (++p == q) return CS_BAD_TUPLE; + if (++p == q) + return -EINVAL; features = *p; p++; /* Power options */ if ((features & 3) > 0) { p = parse_power(p, q, &entry->vcc); - if (p == NULL) return CS_BAD_TUPLE; + if (p == NULL) + return -EINVAL; } else entry->vcc.present = 0; if ((features & 3) > 1) { p = parse_power(p, q, &entry->vpp1); - if (p == NULL) return CS_BAD_TUPLE; + if (p == NULL) + return -EINVAL; } else entry->vpp1.present = 0; if ((features & 3) > 2) { p = parse_power(p, q, &entry->vpp2); - if (p == NULL) return CS_BAD_TUPLE; + if (p == NULL) + return -EINVAL; } else entry->vpp2.present = 0; /* I/O window options */ if (features & 0x08) { - if (p == q) return CS_BAD_TUPLE; + if (p == q) + return -EINVAL; entry->io = *p; p++; } else entry->io = 0; @@ -1197,32 +1234,37 @@ static int parse_cftable_entry_cb(tuple_t *tuple, /* Interrupt options */ if (features & 0x10) { p = parse_irq(p, q, &entry->irq); - if (p == NULL) return CS_BAD_TUPLE; + if (p == NULL) + return -EINVAL; } else entry->irq.IRQInfo1 = 0; if (features & 0x20) { - if (p == q) return CS_BAD_TUPLE; + if (p == q) + return -EINVAL; entry->mem = *p; p++; } else entry->mem = 0; /* Misc features */ if (features & 0x80) { - if (p == q) return CS_BAD_TUPLE; + if (p == q) + return -EINVAL; entry->flags |= (*p << 8); if (*p & 0x80) { - if (++p == q) return CS_BAD_TUPLE; + if (++p == q) + return -EINVAL; entry->flags |= (*p << 16); } while (*p & 0x80) - if (++p == q) return CS_BAD_TUPLE; + if (++p == q) + return -EINVAL; p++; } entry->subtuples = q-p; - return CS_SUCCESS; + return 0; } #endif @@ -1248,7 +1290,7 @@ static int parse_device_geo(tuple_t *tuple, cistpl_device_geo_t *geo) p += 6; } geo->ngeo = n; - return CS_SUCCESS; + return 0; } /*====================================================================*/ @@ -1258,7 +1300,7 @@ static int parse_vers_2(tuple_t *tuple, cistpl_vers_2_t *v2) u_char *p, *q; if (tuple->TupleDataLen < 10) - return CS_BAD_TUPLE; + return -EINVAL; p = tuple->TupleData; q = p + tuple->TupleDataLen; @@ -1282,15 +1324,18 @@ static int parse_org(tuple_t *tuple, cistpl_org_t *org) p = tuple->TupleData; q = p + tuple->TupleDataLen; - if (p == q) return CS_BAD_TUPLE; + if (p == q) + return -EINVAL; org->data_org = *p; - if (++p == q) return CS_BAD_TUPLE; + if (++p == q) + return -EINVAL; for (i = 0; i < 30; i++) { org->desc[i] = *p; if (*p == '\0') break; - if (++p == q) return CS_BAD_TUPLE; + if (++p == q) + return -EINVAL; } - return CS_SUCCESS; + return 0; } /*====================================================================*/ @@ -1300,7 +1345,7 @@ static int parse_format(tuple_t *tuple, cistpl_format_t *fmt) u_char *p; if (tuple->TupleDataLen < 10) - return CS_BAD_TUPLE; + return -EINVAL; p = tuple->TupleData; @@ -1309,17 +1354,17 @@ static int parse_format(tuple_t *tuple, cistpl_format_t *fmt) fmt->offset = get_unaligned_le32(p + 2); fmt->length = get_unaligned_le32(p + 6); - return CS_SUCCESS; + return 0; } /*====================================================================*/ -int pccard_parse_tuple(tuple_t *tuple, cisparse_t *parse) +int pcmcia_parse_tuple(tuple_t *tuple, cisparse_t *parse) { - int ret = CS_SUCCESS; + int ret = 0; if (tuple->TupleDataLen > tuple->TupleDataMax) - return CS_BAD_TUPLE; + return -EINVAL; switch (tuple->TupleCode) { case CISTPL_DEVICE: case CISTPL_DEVICE_A: @@ -1387,15 +1432,17 @@ int pccard_parse_tuple(tuple_t *tuple, cisparse_t *parse) break; case CISTPL_NO_LINK: case CISTPL_LINKTARGET: - ret = CS_SUCCESS; + ret = 0; break; default: - ret = CS_UNSUPPORTED_FUNCTION; + ret = -EINVAL; break; } + if (ret) + __cs_dbg(0, "parse_tuple failed %d\n", ret); return ret; } -EXPORT_SYMBOL(pccard_parse_tuple); +EXPORT_SYMBOL(pcmcia_parse_tuple); /*====================================================================== @@ -1410,18 +1457,22 @@ int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function, cisdata_t int ret; buf = kmalloc(256, GFP_KERNEL); - if (buf == NULL) - return CS_OUT_OF_RESOURCE; + if (buf == NULL) { + dev_printk(KERN_WARNING, &s->dev, "no memory to read tuple\n"); + return -ENOMEM; + } tuple.DesiredTuple = code; tuple.Attributes = TUPLE_RETURN_COMMON; ret = pccard_get_first_tuple(s, function, &tuple); - if (ret != CS_SUCCESS) goto done; + if (ret != 0) + goto done; tuple.TupleData = buf; tuple.TupleOffset = 0; tuple.TupleDataMax = 255; ret = pccard_get_tuple_data(s, &tuple); - if (ret != CS_SUCCESS) goto done; - ret = pccard_parse_tuple(&tuple, parse); + if (ret != 0) + goto done; + ret = pcmcia_parse_tuple(&tuple, parse); done: kfree(buf); return ret; @@ -1446,37 +1497,40 @@ int pccard_validate_cis(struct pcmcia_socket *s, unsigned int function, unsigned int ret, reserved, dev_ok = 0, ident_ok = 0; if (!s) - return CS_BAD_HANDLE; + return -EINVAL; tuple = kmalloc(sizeof(*tuple), GFP_KERNEL); - if (tuple == NULL) - return CS_OUT_OF_RESOURCE; + if (tuple == NULL) { + dev_printk(KERN_WARNING, &s->dev, "no memory to validate CIS\n"); + return -ENOMEM; + } p = kmalloc(sizeof(*p), GFP_KERNEL); if (p == NULL) { - kfree(tuple); - return CS_OUT_OF_RESOURCE; + kfree(tuple); + dev_printk(KERN_WARNING, &s->dev, "no memory to validate CIS\n"); + return -ENOMEM; } count = reserved = 0; tuple->DesiredTuple = RETURN_FIRST_TUPLE; tuple->Attributes = TUPLE_RETURN_COMMON; ret = pccard_get_first_tuple(s, function, tuple); - if (ret != CS_SUCCESS) + if (ret != 0) goto done; /* First tuple should be DEVICE; we should really have either that or a CFTABLE_ENTRY of some sort */ if ((tuple->TupleCode == CISTPL_DEVICE) || - (pccard_read_tuple(s, function, CISTPL_CFTABLE_ENTRY, p) == CS_SUCCESS) || - (pccard_read_tuple(s, function, CISTPL_CFTABLE_ENTRY_CB, p) == CS_SUCCESS)) + (pccard_read_tuple(s, function, CISTPL_CFTABLE_ENTRY, p) == 0) || + (pccard_read_tuple(s, function, CISTPL_CFTABLE_ENTRY_CB, p) == 0)) dev_ok++; /* All cards should have a MANFID tuple, and/or a VERS_1 or VERS_2 tuple, for card identification. Certain old D-Link and Linksys cards have only a broken VERS_2 tuple; hence the bogus test. */ - if ((pccard_read_tuple(s, function, CISTPL_MANFID, p) == CS_SUCCESS) || - (pccard_read_tuple(s, function, CISTPL_VERS_1, p) == CS_SUCCESS) || - (pccard_read_tuple(s, function, CISTPL_VERS_2, p) != CS_NO_MORE_ITEMS)) + if ((pccard_read_tuple(s, function, CISTPL_MANFID, p) == 0) || + (pccard_read_tuple(s, function, CISTPL_VERS_1, p) == 0) || + (pccard_read_tuple(s, function, CISTPL_VERS_2, p) != -ENOSPC)) ident_ok++; if (!dev_ok && !ident_ok) @@ -1484,13 +1538,14 @@ int pccard_validate_cis(struct pcmcia_socket *s, unsigned int function, unsigned for (count = 1; count < MAX_TUPLES; count++) { ret = pccard_get_next_tuple(s, function, tuple); - if (ret != CS_SUCCESS) break; + if (ret != 0) + break; if (((tuple->TupleCode > 0x23) && (tuple->TupleCode < 0x40)) || ((tuple->TupleCode > 0x47) && (tuple->TupleCode < 0x80)) || ((tuple->TupleCode > 0x90) && (tuple->TupleCode < 0xff))) reserved++; } - if ((count) || (reserved > 5) || + if ((count == MAX_TUPLES) || (reserved > 5) || ((!dev_ok || !ident_ok) && (count > 10))) count = 0; @@ -1499,6 +1554,6 @@ done: *info = count; kfree(tuple); kfree(p); - return CS_SUCCESS; + return 0; } EXPORT_SYMBOL(pccard_validate_cis);