dlm: free socket in error exit path

In the tcp_connect_to_sock() error exit path, the socket
allocated at the top of the function was not being freed.

Signed-off-by: Casey Dahlin <cdahlin@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>

diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
index cdb580a..618a60f 100644 (file)
--- a/fs/dlm/lowcomms.c
+++ b/fs/dlm/lowcomms.c
@@ -902,7 +902,7 @@ static void tcp_connect_to_sock(struct connection *con)
        int result = -EHOSTUNREACH;
        struct sockaddr_storage saddr, src_addr;
        int addr_len;
-       struct socket *sock;
+       struct socket *sock = NULL;
 
        if (con->nodeid == 0) {
                log_print("attempt to connect sock 0 foiled");
@@ -962,6 +962,8 @@ out_err:
        if (con->sock) {
                sock_release(con->sock);
                con->sock = NULL;
+       } else if (sock) {
+               sock_release(sock);
        }
        /*
         * Some errors are fatal and this list might need adjusting. For other