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-rw-r--r--ipc/mqueue.c20
1 files changed, 8 insertions, 12 deletions
diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index b02eb842b42e..3d920ff15c80 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -1240,15 +1240,14 @@ static int do_mq_notify(mqd_t mqdes, const struct sigevent *notification)
/* create the notify skb */
nc = alloc_skb(NOTIFY_COOKIE_LEN, GFP_KERNEL);
- if (!nc) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!nc)
+ return -ENOMEM;
+
if (copy_from_user(nc->data,
notification->sigev_value.sival_ptr,
NOTIFY_COOKIE_LEN)) {
ret = -EFAULT;
- goto out;
+ goto free_skb;
}
/* TODO: add a header? */
@@ -1264,8 +1263,7 @@ retry:
fdput(f);
if (IS_ERR(sock)) {
ret = PTR_ERR(sock);
- sock = NULL;
- goto out;
+ goto free_skb;
}
timeo = MAX_SCHEDULE_TIMEOUT;
@@ -1274,11 +1272,8 @@ retry:
sock = NULL;
goto retry;
}
- if (ret) {
- sock = NULL;
- nc = NULL;
- goto out;
- }
+ if (ret)
+ return ret;
}
}
@@ -1334,6 +1329,7 @@ out:
if (sock)
netlink_detachskb(sock, nc);
else
+free_skb:
dev_kfree_skb(nc);
return ret;