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>

1 files changed, 3 insertions, 1 deletions

diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
index cdb580a9c7a2..618a60f03886 100644
--- 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