From fcfb5525cce5ff5098a0e9a9d48083754ebaea34 Mon Sep 17 00:00:00 2001
From: Namjae Jeon <namjae.jeon@samsung.com>
Date: Mon, 14 Nov 2022 20:49:28 +0800
Subject: [PATCH] cifsd: fix invalid memory access in smb2_write()

mainline inclusion
from mainline-5.15-rc1
commit bcd62a368314deeea8bd0823399b649a236b7d5b
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I60T7G
CVE: NA

Reference: https://git.kernel.org/torvalds/linux/c/bcd62a368314

-------------------------------

Add missing fp initialzation to prevent invalid memory access in
smb2_write().

Reported-by: Coverity Scan <scan-admin@coverity.com>
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Zhong Jinghua <zhongjinghua@huawei.com>
---
 fs/cifsd/smb2pdu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/cifsd/smb2pdu.c b/fs/cifsd/smb2pdu.c
index d07d7c45f899..18de8a763209 100644
--- a/fs/cifsd/smb2pdu.c
+++ b/fs/cifsd/smb2pdu.c
@@ -6078,7 +6078,7 @@ int smb2_write(struct ksmbd_work *work)
 {
 	struct smb2_write_req *req;
 	struct smb2_write_rsp *rsp, *rsp_org;
-	struct ksmbd_file *fp;
+	struct ksmbd_file *fp = NULL;
 	loff_t offset;
 	size_t length;
 	ssize_t nbytes;
-- 
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