From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chao Yu Subject: [f2fs-dev] [PATCH] f2fs: avoid to use a NULL point in destroy_segment_manager Date: Wed, 06 Nov 2013 09:12:04 +0800 Message-ID: <000001ceda8d$5b185bd0$11491370$@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=gb2312 Content-Transfer-Encoding: 7bit Return-path: Content-language: zh-cn Sender: linux-kernel-owner@vger.kernel.org To: ??? Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, =?gb2312?B?zLfmrQ==?= List-Id: linux-f2fs-devel.lists.sourceforge.net A NULL point should avoid to be used in destroy_segment_manager after allocating memory fail for f2fs_sm_info. Signed-off-by: Chao Yu --- fs/f2fs/segment.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 3d4d5fc..ff363e6 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -1744,6 +1744,8 @@ static void destroy_sit_info(struct f2fs_sb_info *sbi) void destroy_segment_manager(struct f2fs_sb_info *sbi) { struct f2fs_sm_info *sm_info = SM_I(sbi); + if (!sm_info) + return; destroy_dirty_segmap(sbi); destroy_curseg(sbi); destroy_free_segmap(sbi); -- 1.7.9.5