Unverified Commit a9a1ac4d authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!13115 smb: client: Handle kstrdup failures for passwords 

Merge Pull Request from: @ci-robot 
 
PR sync from: Yongjian Sun <sunyongjian1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/SSUTA4TC7KH3S2HFFZH5GKDN2CJLR23N/ 
 
https://gitee.com/src-openeuler/kernel/issues/IB2BX3 
 
Link:https://gitee.com/openeuler/kernel/pulls/13115

 

Reviewed-by: default avatarZhang Peng <zhangpeng362@huawei.com>
Signed-off-by: default avatarZhang Peng <zhangpeng362@huawei.com>
parents ceb2f847 58673ac6

fs/smb/client/fs_context.c

+7 −0
Original line number Diff line number Diff line
@@ -918,8 +918,15 @@ static int smb3_reconfigure(struct fs_context *fc) 
	else  {

		kfree_sensitive(ses->password);

		ses->password = kstrdup(ctx->password, GFP_KERNEL);

		if (!ses->password)

			return -ENOMEM;

		kfree_sensitive(ses->password2);

		ses->password2 = kstrdup(ctx->password2, GFP_KERNEL);

		if (!ses->password2) {

			kfree_sensitive(ses->password);

			ses->password = NULL;

			return -ENOMEM;

		}

	}

	STEAL_STRING(cifs_sb, ctx, domainname);

	STEAL_STRING(cifs_sb, ctx, nodename);