Unverified Commit df4b26f9 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!9545 ext4: fix mb_cache_entry's e_refcnt leak in ext4_xattr_block_cache_find() 

Merge Pull Request from: @ci-robot 
 
PR sync from: Baokun Li <libaokun1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/A4I7X23DMEADEZZWSEUUQZAFUIZDNGLJ/ 
 
https://gitee.com/src-openeuler/kernel/issues/IA8AER 
 
Link:https://gitee.com/openeuler/kernel/pulls/9545

 

Reviewed-by: default avatarzhangyi (F) <yi.zhang@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents c91d8ba4 25060f16

fs/ext4/xattr.c

+3 −1
Original line number Diff line number Diff line
@@ -3072,8 +3072,10 @@ ext4_xattr_block_cache_find(struct inode *inode, 


		bh = ext4_sb_bread(inode->i_sb, ce->e_value, REQ_PRIO);

		if (IS_ERR(bh)) {

			if (PTR_ERR(bh) == -ENOMEM)

			if (PTR_ERR(bh) == -ENOMEM) {

				mb_cache_entry_put(ea_block_cache, ce);

				return NULL;

			}

			bh = NULL;

			EXT4_ERROR_INODE(inode, "block %lu read error",

					 (unsigned long)ce->e_value);