net/rxrpc trivial annotations

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 15 insertions, 12 deletions

diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c
index f48434adb7c2..d1c296f2d617 100644
--- 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);
@@ -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;
 
@@ -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));