diff options
| -rw-r--r-- | net/x25/af_x25.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c index 8cfc419cef4b..ad96ee90fe27 100644 --- a/net/x25/af_x25.c +++ b/net/x25/af_x25.c @@ -1562,19 +1562,20 @@ out_dtefac_release: case SIOCX25SCUDMATCHLEN: { struct x25_subaddr sub_addr; rc = -EINVAL; - lock_kernel(); + lock_sock(sk); if(sk->sk_state != TCP_CLOSE) - break; + goto out_cud_release; rc = -EFAULT; if (copy_from_user(&sub_addr, argp, sizeof(sub_addr))) - break; + goto out_cud_release; rc = -EINVAL; if(sub_addr.cudmatchlength > X25_MAX_CUD_LEN) - break; + goto out_cud_release; x25->cudmatchlength = sub_addr.cudmatchlength; - unlock_kernel(); rc = 0; +out_cud_release: + release_sock(sk); break; } |