Unverified Commit 784303a3 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!12895 ext4: aovid use-after-free in ext4_ext_insert_extent() 

Merge Pull Request from: @ci-robot 
 
PR sync from: Baokun Li <libaokun1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/OQVLPJVWUZUV4TD6PFXXKSEN2S5MDE34/ 
 
https://gitee.com/src-openeuler/kernel/issues/IAYRCP 
 
Link:https://gitee.com/openeuler/kernel/pulls/12895

 

Reviewed-by: default avatarzhangyi (F) <yi.zhang@huawei.com>
Signed-off-by: default avatarZhang Changzhong <zhangchangzhong@huawei.com>
parents 36555850 0d97a418

fs/ext4/extents.c

+1 −0
Original line number Diff line number Diff line
@@ -2167,6 +2167,7 @@ int ext4_ext_insert_extent(handle_t *handle, struct inode *inode, 
				       ppath, newext);

	if (err)

		goto cleanup;

	path = *ppath;

	depth = ext_depth(inode);

	eh = path[depth].p_hdr;