From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.codeaurora.org ([198.145.29.96]:34698 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S967232AbdAIOlF (ORCPT ); Mon, 9 Jan 2017 09:41:05 -0500 From: Kalle Valo To: Larry.Finger@lwfinger.net Cc: , stable@vger.kernel.org, weiyongjun1@huawei.com Subject: Re: FAILED: patch "[PATCH] rtlwifi: Fix kernel oops introduced with commit e49656147359" failed to apply to 4.9-stable tree References: <148370520425473@kroah.com> Date: Mon, 09 Jan 2017 16:40:56 +0200 In-Reply-To: <148370520425473@kroah.com> (gregkh@linuxfoundation.org's message of "Fri, 06 Jan 2017 13:20:04 +0100") Message-ID: <87o9zgz47b.fsf@kamboji.qca.qualcomm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: stable-owner@vger.kernel.org List-ID: writes: > The patch below does not apply to the 4.9-stable tree. > If someone wants it applied there, or to any other stable or longterm > tree, then please email the backport, including the original git commit > id to . > > thanks, > > greg k-h > > ------------------ original commit in Linus's tree ------------------ > > From 22b68b93ae2506bd56ee3bf232a51bc8ab955b56 Mon Sep 17 00:00:00 2001 > From: Larry Finger > Date: Mon, 19 Dec 2016 20:38:12 -0600 > Subject: [PATCH] rtlwifi: Fix kernel oops introduced with commit e49656147359 > > With commit e49656147359 {"rtlwifi: Use dev_kfree_skb_irq instead of > kfree_skb"), the method used to free an skb was changed because the > kfree_skb() was inside a spinlock. What was forgotten is that kfree_skb() > guards against a NULL value for the argument. Routine dev_kfree_skb_irq() > does not, and a test is needed to prevent kernel panics. > > Fixes: e49656147359 ("rtlwifi: Use dev_kfree_skb_irq instead of kfree_skb") > Signed-off-by: Larry Finger > Cc: Stable # 4.9+ > Cc: Wei Yongjun > Signed-off-by: Kalle Valo Larry, are you planning to port this to 4.9? -- Kalle Valo