linux-kernel - [PATCH] btrfs: remove unnecessary conditional

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Message-Id: <20220411032252.2517399-1-lv.ruyi@zte.com.cn>
Date:   Mon, 11 Apr 2022 03:22:52 +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, Lv Ruyi <lv.ruyi@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH] btrfs: remove unnecessary conditional

From: Lv Ruyi <lv.ruyi@....com.cn>

iput() has already handled null and non-null parameter, so it is no
need to use if().

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Lv Ruyi <lv.ruyi@....com.cn>
---
 fs/btrfs/relocation.c | 3 +--
 fs/btrfs/tree-log.c   | 3 +--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 50bdd82682fa..edddd93d2118 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -3846,8 +3846,7 @@ struct inode *create_reloc_inode(struct btrfs_fs_info *fs_info,
 	btrfs_end_transaction(trans);
 	btrfs_btree_balance_dirty(fs_info);
 	if (err) {
-		if (inode)
-			iput(inode);
+		iput(inode);
 		inode = ERR_PTR(err);
 	}
 	return inode;
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 273998153fcc..c46696896f03 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -894,8 +894,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans,
 	btrfs_update_inode_bytes(BTRFS_I(inode), nbytes, drop_args.bytes_found);
 	ret = btrfs_update_inode(trans, root, BTRFS_I(inode));
 out:
-	if (inode)
-		iput(inode);
+	iput(inode);
 	return ret;
 }
 
-- 
2.25.1