From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-pb0-f43.google.com ([209.85.160.43]:44944 "EHLO mail-pb0-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752474Ab3KBNsF (ORCPT ); Sat, 2 Nov 2013 09:48:05 -0400 From: Govindarajulu Varadarajan To: davem@davemloft.net, gregkh@linuxfoundation.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, schwidefsky@de.ibm.com, linville@tuxdriver.com, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, IvDoorn@gmail.com, sbhatewara@vmware.com, samuel@sortiz.org, chas@cmf.nrl.navy.mil, roland@kernel.org, isdn@linux-pingi.de, jcliburn@gmail.com, benve@cisco.com, ssujith@cisco.com, jeffrey.t.kirsher@intel.com, jesse.brandeburg@intel.com, shahed.shaikh@qlogic.com, joe@perches.com, apw@canonical.com Cc: Govindarajulu Varadarajan Subject: [PATCH net-next 01/13] net: Check skb for NULL in dev_kfree_skb_irq Date: Sat, 2 Nov 2013 19:17:42 +0530 Message-Id: <1383400074-30555-2-git-send-email-govindarajulu90@gmail.com> (sfid-20131102_145321_477780_6E942314) In-Reply-To: <1383400074-30555-1-git-send-email-govindarajulu90@gmail.com> References: <1383400074-30555-1-git-send-email-govindarajulu90@gmail.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: Signed-off-by: Govindarajulu Varadarajan --- net/core/dev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/core/dev.c b/net/core/dev.c index 0054c8c..63bd44d 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2146,7 +2146,7 @@ EXPORT_SYMBOL(__netif_schedule); void dev_kfree_skb_irq(struct sk_buff *skb) { - if (atomic_dec_and_test(&skb->users)) { + if (skb && atomic_dec_and_test(&skb->users)) { struct softnet_data *sd; unsigned long flags; -- 1.8.4.2