Unverified Commit 1887a606 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!13120 smb: client: fix possible double free in smb2_set_ea() 

Merge Pull Request from: @ci-robot 
 
PR sync from: Yifan Qiao <qiaoyifan4@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/4SXDT55RLMKUDN42ZBO3ANG3LJF42OWC/ 
 
https://gitee.com/src-openeuler/kernel/issues/IB2SWG 
 
Link:https://gitee.com/openeuler/kernel/pulls/13120

 

Reviewed-by: default avatarZhang Peng <zhangpeng362@huawei.com>
Signed-off-by: default avatarZhang Peng <zhangpeng362@huawei.com>
parents 42f14677 30ce55b1

fs/smb/client/smb2ops.c

+2 −1
Original line number Diff line number Diff line
@@ -1122,7 +1122,7 @@ smb2_set_ea(const unsigned int xid, struct cifs_tcon *tcon, 
	struct cifs_fid fid;

	unsigned int size[1];

	void *data[1];

	struct smb2_file_full_ea_info *ea = NULL;

	struct smb2_file_full_ea_info *ea;

	struct smb2_query_info_rsp *rsp;

	int rc, used_len = 0;

	int retries = 0, cur_sleep = 1;
@@ -1143,6 +1143,7 @@ smb2_set_ea(const unsigned int xid, struct cifs_tcon *tcon, 
	if (!utf16_path)

		return -ENOMEM;



	ea = NULL;

	resp_buftype[0] = resp_buftype[1] = resp_buftype[2] = CIFS_NO_BUFFER;

	vars = kzalloc(sizeof(*vars), GFP_KERNEL);

	if (!vars) {