pt_identify(tape);
 
        err = -ENODEV;
-       if (!tape->flags & PT_MEDIA)
+       if (!(tape->flags & PT_MEDIA))
                goto out;
 
        err = -EROFS;
 
                return ret;
        }
 
-       if (!buf[6] & 0x40) {
+       if (!(buf[6] & 0x40)) {
                printk(DRIVER_NAME": Disc type is not CD-RW\n");
                return 1;
        }
-       if (!buf[6] & 0x4) {
+       if (!(buf[6] & 0x4)) {
                printk(DRIVER_NAME": A1 values on media are not valid, maybe not CDRW?\n");
                return 1;
        }
 
                        }
                        break;
                case ISDN_CMD_DIAL:
-                       if (!card->flags & ACT2000_FLAGS_RUNNING)
+                       if (!(card->flags & ACT2000_FLAGS_RUNNING))
                                return -ENODEV;
                        if (!(chan = find_channel(card, c->arg & 0x0f)))
                                break;
                        }
                        return ret;
                case ISDN_CMD_ACCEPTD:
-                       if (!card->flags & ACT2000_FLAGS_RUNNING)
+                       if (!(card->flags & ACT2000_FLAGS_RUNNING))
                                return -ENODEV;
                        if (!(chan = find_channel(card, c->arg & 0x0f)))
                                break;
                                actcapi_select_b2_protocol_req(card, chan);
                        return 0;
                case ISDN_CMD_ACCEPTB:
-                       if (!card->flags & ACT2000_FLAGS_RUNNING)
+                       if (!(card->flags & ACT2000_FLAGS_RUNNING))
                                return -ENODEV;
                        return 0;
                case ISDN_CMD_HANGUP:
-                       if (!card->flags & ACT2000_FLAGS_RUNNING)
+                       if (!(card->flags & ACT2000_FLAGS_RUNNING))
                                return -ENODEV;
                        if (!(chan = find_channel(card, c->arg & 0x0f)))
                                break;
                        }
                        return 0;
                case ISDN_CMD_SETEAZ:
-                       if (!card->flags & ACT2000_FLAGS_RUNNING)
+                       if (!(card->flags & ACT2000_FLAGS_RUNNING))
                                return -ENODEV;
                        if (!(chan = find_channel(card, c->arg & 0x0f)))
                                break;
                        actcapi_listen_req(card);
                        return 0;
                case ISDN_CMD_CLREAZ:
-                       if (!card->flags & ACT2000_FLAGS_RUNNING)
+                       if (!(card->flags & ACT2000_FLAGS_RUNNING))
                                return -ENODEV;
                        if (!(chan = find_channel(card, c->arg & 0x0f)))
                                break;
                        actcapi_listen_req(card);
                        return 0;
                case ISDN_CMD_SETL2:
-                       if (!card->flags & ACT2000_FLAGS_RUNNING)
+                       if (!(card->flags & ACT2000_FLAGS_RUNNING))
                                return -ENODEV;
                        if (!(chan = find_channel(card, c->arg & 0x0f)))
                                break;
                        chan->l2prot = (c->arg >> 8);
                        return 0;
                case ISDN_CMD_SETL3:
-                       if (!card->flags & ACT2000_FLAGS_RUNNING)
+                       if (!(card->flags & ACT2000_FLAGS_RUNNING))
                                return -ENODEV;
                        if ((c->arg >> 8) != ISDN_PROTO_L3_TRANS) {
                                printk(KERN_WARNING "L3 protocol unknown\n");
         act2000_card *card = act2000_findcard(id);
 
         if (card) {
-                if (!card->flags & ACT2000_FLAGS_RUNNING)
+                if (!(card->flags & ACT2000_FLAGS_RUNNING))
                         return -ENODEV;
                 return (len);
         }
         act2000_card *card = act2000_findcard(id);
        
         if (card) {
-                if (!card->flags & ACT2000_FLAGS_RUNNING)
+                if (!(card->flags & ACT2000_FLAGS_RUNNING))
                         return -ENODEV;
                 return (act2000_readstatus(buf, len, card));
         }
         act2000_card *card = act2000_findcard(id);
        
         if (card) {
-                if (!card->flags & ACT2000_FLAGS_RUNNING)
+                if (!(card->flags & ACT2000_FLAGS_RUNNING))
                         return -ENODEV;
                return (act2000_sendbuf(card, channel, ack, skb));
         }
 
                char *rp = &f->resolution;
 
                p[0] += 2;
-               if (!info->faxonline & 1)       /* not outgoing connection */
+               if (!(info->faxonline & 1))     /* not outgoing connection */
                        PARSE_ERROR1;
 
                for (i = 0; (((*p[0] >= '0') && (*p[0] <= '9')) || (*p[0] == ',')) && (i < 4); i++) {
 
                        }
                        break;
                case ISDN_CMD_DIAL:
-                       if (!card->flags & ICN_FLAGS_RUNNING)
+                       if (!(card->flags & ICN_FLAGS_RUNNING))
                                return -ENODEV;
                        if (card->leased)
                                break;
                        }
                        break;
                case ISDN_CMD_ACCEPTD:
-                       if (!card->flags & ICN_FLAGS_RUNNING)
+                       if (!(card->flags & ICN_FLAGS_RUNNING))
                                return -ENODEV;
                        if (c->arg < ICN_BCH) {
                                a = c->arg + 1;
                        }
                        break;
                case ISDN_CMD_ACCEPTB:
-                       if (!card->flags & ICN_FLAGS_RUNNING)
+                       if (!(card->flags & ICN_FLAGS_RUNNING))
                                return -ENODEV;
                        if (c->arg < ICN_BCH) {
                                a = c->arg + 1;
                        }
                        break;
                case ISDN_CMD_HANGUP:
-                       if (!card->flags & ICN_FLAGS_RUNNING)
+                       if (!(card->flags & ICN_FLAGS_RUNNING))
                                return -ENODEV;
                        if (c->arg < ICN_BCH) {
                                a = c->arg + 1;
                        }
                        break;
                case ISDN_CMD_SETEAZ:
-                       if (!card->flags & ICN_FLAGS_RUNNING)
+                       if (!(card->flags & ICN_FLAGS_RUNNING))
                                return -ENODEV;
                        if (card->leased)
                                break;
                        }
                        break;
                case ISDN_CMD_CLREAZ:
-                       if (!card->flags & ICN_FLAGS_RUNNING)
+                       if (!(card->flags & ICN_FLAGS_RUNNING))
                                return -ENODEV;
                        if (card->leased)
                                break;
                        }
                        break;
                case ISDN_CMD_SETL2:
-                       if (!card->flags & ICN_FLAGS_RUNNING)
+                       if (!(card->flags & ICN_FLAGS_RUNNING))
                                return -ENODEV;
                        if ((c->arg & 255) < ICN_BCH) {
                                a = c->arg;
                        }
                        break;
                case ISDN_CMD_SETL3:
-                       if (!card->flags & ICN_FLAGS_RUNNING)
+                       if (!(card->flags & ICN_FLAGS_RUNNING))
                                return -ENODEV;
                        return 0;
                default:
        icn_card *card = icn_findcard(id);
 
        if (card) {
-               if (!card->flags & ICN_FLAGS_RUNNING)
+               if (!(card->flags & ICN_FLAGS_RUNNING))
                        return -ENODEV;
                return (icn_writecmd(buf, len, 1, card));
        }
        icn_card *card = icn_findcard(id);
 
        if (card) {
-               if (!card->flags & ICN_FLAGS_RUNNING)
+               if (!(card->flags & ICN_FLAGS_RUNNING))
                        return -ENODEV;
                return (icn_readstatus(buf, len, card));
        }
        icn_card *card = icn_findcard(id);
 
        if (card) {
-               if (!card->flags & ICN_FLAGS_RUNNING)
+               if (!(card->flags & ICN_FLAGS_RUNNING))
                        return -ENODEV;
                return (icn_sendbuf(channel, ack, skb, card));
        }
 
                        }
                        break;
                case ISDN_CMD_DIAL:
-                       if (!card->flags & ISDNLOOP_FLAGS_RUNNING)
+                       if (!(card->flags & ISDNLOOP_FLAGS_RUNNING))
                                return -ENODEV;
                        if (card->leased)
                                break;
                        }
                        break;
                case ISDN_CMD_ACCEPTD:
-                       if (!card->flags & ISDNLOOP_FLAGS_RUNNING)
+                       if (!(card->flags & ISDNLOOP_FLAGS_RUNNING))
                                return -ENODEV;
                        if (c->arg < ISDNLOOP_BCH) {
                                a = c->arg + 1;
                        }
                        break;
                case ISDN_CMD_ACCEPTB:
-                       if (!card->flags & ISDNLOOP_FLAGS_RUNNING)
+                       if (!(card->flags & ISDNLOOP_FLAGS_RUNNING))
                                return -ENODEV;
                        if (c->arg < ISDNLOOP_BCH) {
                                a = c->arg + 1;
                                i = isdnloop_writecmd(cbuf, strlen(cbuf), 0, card);
                                break;
                case ISDN_CMD_HANGUP:
-                               if (!card->flags & ISDNLOOP_FLAGS_RUNNING)
+                               if (!(card->flags & ISDNLOOP_FLAGS_RUNNING))
                                        return -ENODEV;
                                if (c->arg < ISDNLOOP_BCH) {
                                        a = c->arg + 1;
                                }
                                break;
                case ISDN_CMD_SETEAZ:
-                               if (!card->flags & ISDNLOOP_FLAGS_RUNNING)
+                               if (!(card->flags & ISDNLOOP_FLAGS_RUNNING))
                                        return -ENODEV;
                                if (card->leased)
                                        break;
                                }
                                break;
                case ISDN_CMD_SETL2:
-                               if (!card->flags & ISDNLOOP_FLAGS_RUNNING)
+                               if (!(card->flags & ISDNLOOP_FLAGS_RUNNING))
                                        return -ENODEV;
                                if ((c->arg & 255) < ISDNLOOP_BCH) {
                                        a = c->arg;
        isdnloop_card *card = isdnloop_findcard(id);
 
        if (card) {
-               if (!card->flags & ISDNLOOP_FLAGS_RUNNING)
+               if (!(card->flags & ISDNLOOP_FLAGS_RUNNING))
                        return -ENODEV;
                return (isdnloop_readstatus(buf, len, card));
        }
        isdnloop_card *card = isdnloop_findcard(id);
 
        if (card) {
-               if (!card->flags & ISDNLOOP_FLAGS_RUNNING)
+               if (!(card->flags & ISDNLOOP_FLAGS_RUNNING))
                        return -ENODEV;
                /* ack request stored in skb scratch area */
                *(skb->head) = ack;
 
        struct i810fb_par *par = info->par;
        u8 __iomem *mmio = par->mmio_start_virtual;
 
-       if (!par->dev_flags & LOCKUP)
+       if (!(par->dev_flags & LOCKUP))
                return -ENXIO;
 
        if (cursor->image.width > 64 || cursor->image.height > 64)
 
 
        monitor->feature = buffer[0x18];
 
-       if(!buffer[0x14] & 0x80) {
+       if(!(buffer[0x14] & 0x80)) {
                if(!(buffer[0x14] & 0x08)) {
                        printk(KERN_INFO
                                "sisfb: WARNING: Monitor does not support separate syncs\n");