diff options
| -rw-r--r-- | net/x25/af_x25.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c index e2eea0aec466..8cfc419cef4b 100644 --- a/net/x25/af_x25.c +++ b/net/x25/af_x25.c @@ -1538,23 +1538,22 @@ out_dtefac_release: } case SIOCX25GCAUSEDIAG: { - struct x25_causediag causediag; - lock_kernel(); - causediag = x25->causediag; - rc = copy_to_user(argp, &causediag, - sizeof(causediag)) ? -EFAULT : 0; - unlock_kernel(); + lock_sock(sk); + rc = copy_to_user(argp, &x25->causediag, + sizeof(x25->causediag)) + ? -EFAULT : 0; + release_sock(sk); break; } case SIOCX25SCAUSEDIAG: { struct x25_causediag causediag; rc = -EFAULT; - lock_kernel(); if (copy_from_user(&causediag, argp, sizeof(causediag))) break; + lock_sock(sk); x25->causediag = causediag; - unlock_kernel(); + release_sock(sk); rc = 0; break; |
