1 files changed, 2 insertions, 1 deletions

diff --git a/net/socket.c b/net/socket.c
index e1bd5d84d7bf..c699e93c33d7 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1745,10 +1745,11 @@ asmlinkage long sys_sendmsg(int fd, struct msghdr __user *msg, unsigned flags)
                 goto out_freeiov;
         ctl_len = msg_sys.msg_controllen; 
         if ((MSG_CMSG_COMPAT & flags) && ctl_len) {
-                err = cmsghdr_from_user_compat_to_kern(&msg_sys, ctl, sizeof(ctl));
+                err = cmsghdr_from_user_compat_to_kern(&msg_sys, sock->sk, ctl, sizeof(ctl));
                 if (err)
                         goto out_freeiov;
                 ctl_buf = msg_sys.msg_control;
+                ctl_len = msg_sys.msg_controllen;
         } else if (ctl_len) {
                 if (ctl_len > sizeof(ctl))
                 {