diff options
Diffstat (limited to 'ipc')
| -rw-r--r-- | ipc/msgutil.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/ipc/msgutil.c b/ipc/msgutil.c index b79582d461a4..d33fbb2743bd 100644 --- a/ipc/msgutil.c +++ b/ipc/msgutil.c @@ -84,7 +84,7 @@ struct msg_msg *load_msg(const void __user *src, int len) { struct msg_msg *msg; struct msg_msgseg *seg; - int err; + int err = -EFAULT; int alen; msg = alloc_msg(len); @@ -92,19 +92,15 @@ struct msg_msg *load_msg(const void __user *src, int len) return ERR_PTR(-ENOMEM); alen = min(len, DATALEN_MSG); - if (copy_from_user(msg + 1, src, alen)) { - err = -EFAULT; + if (copy_from_user(msg + 1, src, alen)) goto out_err; - } for (seg = msg->next; seg != NULL; seg = seg->next) { len -= alen; src = (char __user *)src + alen; alen = min(len, DATALEN_SEG); - if (copy_from_user(seg + 1, src, alen)) { - err = -EFAULT; + if (copy_from_user(seg + 1, src, alen)) goto out_err; - } } err = security_msg_msg_alloc(msg); |