Commit 228cd2db authored Mar 14, 2019 by Kangjie Lu Committed by David S. Miller Mar 15, 2019

net: strparser: fix a missing check for create_singlethread_workqueue



In case create_singlethread_workqueue fails, the check returns
an error to callers to avoid potential NULL pointer dereferences.

Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 68cfe9a2

net/strparser/strparser.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -550,6 +550,8 @@ EXPORT_SYMBOL_GPL(strp_check_rcv);
		static int __init strp_mod_init(void)
		{
		strp_wq = create_singlethread_workqueue("kstrp");
		if (unlikely(!strp_wq))
		return -ENOMEM;

		return 0;
		}