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

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Message-Id: <20220902154029.321284-1-zhang.songyi@zte.com.cn>
Date:   Fri,  2 Sep 2022 15:40:29 +0000
From:   cgel.zte@...il.com
To:     dsterba@...e.com
Cc:     clm@...com, josef@...icpanda.com, linux-btrfs@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        zhang songyi <zhang.songyi@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH linux-next] btrfs: Remove the unneeded result variables

From: zhang songyi <zhang.songyi@....com.cn>

Return the sysfs_emit() and iterate_object_props() directly instead of
redundant variables.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: zhang songyi <zhang.songyi@....com.cn>
---
 fs/btrfs/props.c |  5 +----
 fs/btrfs/sysfs.c | 10 ++--------
 2 files changed, 3 insertions(+), 12 deletions(-)

diff --git a/fs/btrfs/props.c b/fs/btrfs/props.c
index a2ec8ecae8de..055a631276ce 100644
--- a/fs/btrfs/props.c
+++ b/fs/btrfs/props.c
@@ -270,11 +270,8 @@ int btrfs_load_inode_props(struct inode *inode, struct btrfs_path *path)
 {
 	struct btrfs_root *root = BTRFS_I(inode)->root;
 	u64 ino = btrfs_ino(BTRFS_I(inode));
-	int ret;
-
-	ret = iterate_object_props(root, path, ino, inode_prop_iterator, inode);
 
-	return ret;
+	return iterate_object_props(root, path, ino, inode_prop_iterator, inode);
 }
 
 static int prop_compression_validate(const struct btrfs_inode *inode,
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,
-- 
2.15.2