move 5.10 queue back in place

[thirdparty/kernel/stable-queue.git] / releases / 4.9.128 / f2fs-fix-uninitialized-return-in-f2fs_ioc_shutdown.patch

From foo@baz Mon Sep 17 12:22:41 CEST 2018
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 20 Jun 2018 13:39:53 +0300
Subject: f2fs: Fix uninitialized return in f2fs_ioc_shutdown()

From: Dan Carpenter <dan.carpenter@oracle.com>

[ Upstream commit 2a96d8ad94ce57cb0072f7a660b1039720c47716 ]

"ret" can be uninitialized on the success path when "in ==
F2FS_GOING_DOWN_FULLSYNC".

Fixes: 60b2b4ee2bc0 ("f2fs: Fix deadlock in shutdown ioctl")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 fs/f2fs/file.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -1665,7 +1665,7 @@ static int f2fs_ioc_shutdown(struct file
 	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
 	struct super_block *sb = sbi->sb;
 	__u32 in;
-	int ret;
+	int ret = 0;
 
 	if (!capable(CAP_SYS_ADMIN))
 		return -EPERM;