diff options
Diffstat (limited to 'net/ipc_router/ipc_router_socket.c')
| -rw-r--r-- | net/ipc_router/ipc_router_socket.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/net/ipc_router/ipc_router_socket.c b/net/ipc_router/ipc_router_socket.c index 828797bd..652531a8 100644 --- a/net/ipc_router/ipc_router_socket.c +++ b/net/ipc_router/ipc_router_socket.c @@ -555,10 +555,18 @@ static unsigned int msm_ipc_router_poll(struct file *file, static int msm_ipc_router_close(struct socket *sock) { struct sock *sk = sock->sk; - struct msm_ipc_port *port_ptr = msm_ipc_sk_port(sk); + struct msm_ipc_port *port_ptr; int ret; + if (!sk) + return -EINVAL; + lock_sock(sk); + port_ptr = msm_ipc_sk_port(sk); + if (!port_ptr) { + release_sock(sk); + return -EINVAL; + } ret = msm_ipc_router_close_port(port_ptr); msm_ipc_unload_default_node(msm_ipc_sk(sk)->default_node_vote_info); release_sock(sk); |