[PATCH linux-next] btrfs: Remove the unneeded result variable

From: cgel . zte
Date: Fri Sep 02 2022 - 03:48:20 EST


From: zhang songyi <zhang.songyi@xxxxxxxxxx>

Return the sysfs_emit() directly instead of storing it in another
redundant variable.

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: zhang songyi <zhang.songyi@xxxxxxxxxx>
---
fs/btrfs/sysfs.c | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c
index 41f191682ad1..6268dade57d7 100644
--- a/fs/btrfs/sysfs.c
+++ b/fs/btrfs/sysfs.c
@@ -839,11 +839,8 @@ static ssize_t btrfs_sinfo_bg_reclaim_threshold_show(struct kobject *kobj,
char *buf)
{
struct btrfs_space_info *space_info = to_space_info(kobj);
- ssize_t ret;
-
- ret = sysfs_emit(buf, "%d\n", READ_ONCE(space_info->bg_reclaim_threshold));

- return ret;
+ return sysfs_emit(buf, "%d\n", READ_ONCE(space_info->bg_reclaim_threshold));
}

static ssize_t btrfs_sinfo_bg_reclaim_threshold_store(struct kobject *kobj,
@@ -1205,11 +1202,8 @@ static ssize_t btrfs_bg_reclaim_threshold_show(struct kobject *kobj,
char *buf)
{
struct btrfs_fs_info *fs_info = to_fs_info(kobj);
- ssize_t ret;
-
- ret = sysfs_emit(buf, "%d\n", READ_ONCE(fs_info->bg_reclaim_threshold));

- return ret;
+ return sysfs_emit(buf, "%d\n", READ_ONCE(fs_info->bg_reclaim_threshold));
}

static ssize_t btrfs_bg_reclaim_threshold_store(struct kobject *kobj,
--
2.25.1