4.14-stable review patch. If anyone has any objections, please let me know.
------------------
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
[ 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@xxxxxxxxxx>
Reviewed-by: Chao Yu <yuchao0@xxxxxxxxxx>
Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/f2fs/file.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -1803,7 +1803,7 @@ 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;
