Unverified Commit 7fcee7c0 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!4249 ubifs: fix possible dereference after free 

Merge Pull Request from: @ci-robot 
 
PR sync from: ZhaoLong Wang <wangzhaolong1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/X5JG3L7DKIXMAZSQ7WVDFEFGREGWBTIO/ 
 
https://gitee.com/openeuler/kernel/issues/I8ZCT1 
 
Link:https://gitee.com/openeuler/kernel/pulls/4249

 

Reviewed-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
Signed-off-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
parents 68ffa2ee 6aae7d18

fs/ubifs/tnc.c

+1 −0
Original line number Diff line number Diff line
@@ -65,6 +65,7 @@ static void do_insert_old_idx(struct ubifs_info *c, 
		else {

			ubifs_err(c, "old idx added twice!");

			kfree(old_idx);

			return;

		}

	}

	rb_link_node(&old_idx->rb, parent, p);