NFC: Forbid LLCP service name reusing

This patch fixes a typo and return the correct error when trying to bind 2 sockets to the same service name. Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
mariux64 · Jul 9, 2012 · 8b7e8ed · 8b7e8ed
1 parent cbbf472
commit 8b7e8ed
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/net/nfc/llcp/sock.c b/net/nfc/llcp/sock.c
@@ -121,8 +121,10 @@ static int llcp_sock_bind(struct socket *sock, struct sockaddr *addr, int alen)
 					  GFP_KERNEL);
 
 	llcp_sock->ssap = nfc_llcp_get_sdp_ssap(local, llcp_sock);
-	if (llcp_sock->ssap == LLCP_MAX_SAP)
+	if (llcp_sock->ssap == LLCP_SAP_MAX) {
+		ret = -EADDRINUSE;
 		goto put_dev;
+	}
 
 	llcp_sock->reserved_ssap = llcp_sock->ssap;