Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6

[linux-2.6-omap-h63xx.git] / net / rxrpc / rxkad.c

diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c
index 8e69d6993833be8c1aa9ceaaab8cdacd11b1248f..d1c296f2d61719344e1c4cf92a34bf57e2aa9045 100644 (file)
--- a/net/rxrpc/rxkad.c
+++ b/net/rxrpc/rxkad.c
@@ -261,6 +261,7 @@ static int rxkad_secure_packet(const struct rxrpc_call *call,
                __be32 x[2];
        } tmpbuf __attribute__((aligned(8))); /* must all be in same page */
        __be32 x;
+       u32 y;
        int ret;
 
        sp = rxrpc_skb(skb);
@@ -284,7 +285,7 @@ static int rxkad_secure_packet(const struct rxrpc_call *call,
 
        /* calculate the security checksum */
        x = htonl(call->channel << (32 - RXRPC_CIDSHIFT));
-       x |= sp->hdr.seq & __constant_cpu_to_be32(0x3fffffff);
+       x |= sp->hdr.seq & cpu_to_be32(0x3fffffff);
        tmpbuf.x[0] = sp->hdr.callNumber;
        tmpbuf.x[1] = x;
 
@@ -292,11 +293,11 @@ static int rxkad_secure_packet(const struct rxrpc_call *call,
        sg_init_one(&sg[1], &tmpbuf, sizeof(tmpbuf));
        crypto_blkcipher_encrypt_iv(&desc, &sg[0], &sg[1], sizeof(tmpbuf));
 
-       x = ntohl(tmpbuf.x[1]);
-       x = (x >> 16) & 0xffff;
-       if (x == 0)
-               x = 1; /* zero checksums are not permitted */
-       sp->hdr.cksum = htons(x);
+       y = ntohl(tmpbuf.x[1]);
+       y = (y >> 16) & 0xffff;
+       if (y == 0)
+               y = 1; /* zero checksums are not permitted */
+       sp->hdr.cksum = htons(y);
 
        switch (call->conn->security_level) {
        case RXRPC_SECURITY_PLAIN:
@@ -314,7 +315,7 @@ static int rxkad_secure_packet(const struct rxrpc_call *call,
                break;
        }
 
-       _leave(" = %d [set %hx]", ret, x);
+       _leave(" = %d [set %hx]", ret, y);
        return ret;
 }
 
@@ -492,6 +493,7 @@ static int rxkad_verify_packet(const struct rxrpc_call *call,
                __be32 x[2];
        } tmpbuf __attribute__((aligned(8))); /* must all be in same page */
        __be32 x;
+       u16 y;
        __be16 cksum;
        int ret;
 
@@ -518,7 +520,7 @@ static int rxkad_verify_packet(const struct rxrpc_call *call,
 
        /* validate the security checksum */
        x = htonl(call->channel << (32 - RXRPC_CIDSHIFT));
-       x |= sp->hdr.seq & __constant_cpu_to_be32(0x3fffffff);
+       x |= sp->hdr.seq & cpu_to_be32(0x3fffffff);
        tmpbuf.x[0] = call->call_id;
        tmpbuf.x[1] = x;
 
@@ -526,12 +528,12 @@ static int rxkad_verify_packet(const struct rxrpc_call *call,
        sg_init_one(&sg[1], &tmpbuf, sizeof(tmpbuf));
        crypto_blkcipher_encrypt_iv(&desc, &sg[0], &sg[1], sizeof(tmpbuf));
 
-       x = ntohl(tmpbuf.x[1]);
-       x = (x >> 16) & 0xffff;
-       if (x == 0)
-               x = 1; /* zero checksums are not permitted */
+       y = ntohl(tmpbuf.x[1]);
+       y = (y >> 16) & 0xffff;
+       if (y == 0)
+               y = 1; /* zero checksums are not permitted */
 
-       cksum = htons(x);
+       cksum = htons(y);
        if (sp->hdr.cksum != cksum) {
                *_abort_code = RXKADSEALEDINCON;
                _leave(" = -EPROTO [csum failed]");
@@ -1001,7 +1003,8 @@ static int rxkad_verify_response(struct rxrpc_connection *conn,
        struct rxrpc_crypt session_key;
        time_t expiry;
        void *ticket;
-       u32 abort_code, version, kvno, ticket_len, csum, level;
+       u32 abort_code, version, kvno, ticket_len, level;
+       __be32 csum;
        int ret;
 
        _enter("{%d,%x}", conn->debug_id, key_serial(conn->server_key));