linux-kernel - [PATCH] ext4: remove unnecessary gotos in ext4_xattr_set

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Message-Id: <20190531121016.11727-1-ptikhomirov@virtuozzo.com>
Date:   Fri, 31 May 2019 15:10:16 +0300
From:   Pavel Tikhomirov <ptikhomirov@...tuozzo.com>
To:     Theodore Ts'o <tytso@....edu>,
        Pavel Tikhomirov <ptikhomirov@...tuozzo.com>
Cc:     Andreas Dilger <adilger.kernel@...ger.ca>,
        linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] ext4: remove unnecessary gotos in ext4_xattr_set_entry

In the "out" label we only iput old/new_ea_inode-s, in all these places
these variables are always NULL so there is no point in goto to "out".

Signed-off-by: Pavel Tikhomirov <ptikhomirov@...tuozzo.com>
---
 fs/ext4/xattr.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 491f9ee4040e..ac2ddd4446b3 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -1601,8 +1601,7 @@ static int ext4_xattr_set_entry(struct ext4_xattr_info *i,
 		next = EXT4_XATTR_NEXT(last);
 		if ((void *)next >= s->end) {
 			EXT4_ERROR_INODE(inode, "corrupted xattr entries");
-			ret = -EFSCORRUPTED;
-			goto out;
+			return -EFSCORRUPTED;
 		}
 		if (!last->e_value_inum && last->e_value_size) {
 			size_t offs = le16_to_cpu(last->e_value_offs);
@@ -1620,8 +1619,7 @@ static int ext4_xattr_set_entry(struct ext4_xattr_info *i,
 			free += EXT4_XATTR_LEN(name_len) + old_size;
 
 		if (free < EXT4_XATTR_LEN(name_len) + new_size) {
-			ret = -ENOSPC;
-			goto out;
+			return -ENOSPC;
 		}
 
 		/*
@@ -1634,8 +1632,7 @@ static int ext4_xattr_set_entry(struct ext4_xattr_info *i,
 		    new_size && is_block &&
 		    (min_offs + old_size - new_size) <
 					EXT4_XATTR_BLOCK_RESERVE(inode)) {
-			ret = -ENOSPC;
-			goto out;
+			return -ENOSPC;
 		}
 	}
 
-- 
2.20.1