From e71f2087d45911f76dbc212bda48534b19ae5c24 Mon Sep 17 00:00:00 2001
From: John Donnelly <john.p.donnelly@oracle.com>
Date: Wed, 28 Sep 2022 01:34:50 +0000
Subject: [PATCH] scsi: target: tcmu: Fix warning: 'page' may be used
uninitialized
mainline inclusion
from mainline-v5.10-rc1
commit 8c4e0f212398cdd1eb4310a5981d06a723cdd24f
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I5SXLB
CVE: NA
--------------------------------
Corrects drivers/target/target_core_user.c:688:6: warning: 'page' may be
used uninitialized.
Link: https://lore.kernel.org/r/20200924001920.43594-1-john.p.donnelly@oracle.com
Fixes: 3c58f737231e ("scsi: target: tcmu: Optimize use of flush_dcache_page")
Cc: Mike Christie <michael.christie@oracle.com>
Acked-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: John Donnelly <john.p.donnelly@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Wenchao Hao <haowenchao@huawei.com>
Reviewed-by: lijinlin <lijinlin3@huawei.com>
Signed-off-by: Yongqiang Liu <liuyongqiang13@huawei.com>
---
drivers/target/target_core_user.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index 25001731d7f1..de27014685ac 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -680,7 +680,7 @@ static void scatter_data_area(struct tcmu_dev *udev,
void *from, *to = NULL;
size_t copy_bytes, to_offset, offset;
struct scatterlist *sg;
- struct page *page;
+ struct page *page = NULL;
for_each_sg(data_sg, sg, data_nents, i) {
int sg_remaining = sg->length;
--
GitLab