linux-kernel - [PATCH] fs/ntfs: remove unused varible attr

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Date:   Sun,  8 Nov 2020 15:54:16 +0800
From:   Alex Shi <alex.shi@...ux.alibaba.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     Anton Altaparmakov <anton@...era.com>,
        linux-ntfs-dev@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Subject: [PATCH] fs/ntfs: remove unused varible attr_len

This varible isn't used anymore, remove it to skip W=1 warning:
fs/ntfs/inode.c:2350:6: warning: variable ‘attr_len’ set but not used
[-Wunused-but-set-variable]

Signed-off-by: Alex Shi <alex.shi@...ux.alibaba.com>
Cc: Anton Altaparmakov <anton@...era.com> 
Cc: linux-ntfs-dev@...ts.sourceforge.net 
Cc: linux-kernel@...r.kernel.org 
---
 fs/ntfs/inode.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/ntfs/inode.c b/fs/ntfs/inode.c
index caf563981532..d3127ea201ec 100644
--- a/fs/ntfs/inode.c
+++ b/fs/ntfs/inode.c
@@ -2347,7 +2347,6 @@ int ntfs_truncate(struct inode *vi)
 	ATTR_RECORD *a;
 	const char *te = "  Leaving file length out of sync with i_size.";
 	int err, mp_size, size_change, alloc_change;
-	u32 attr_len;
 
 	ntfs_debug("Entering for inode 0x%lx.", vi->i_ino);
 	BUG_ON(NInoAttr(ni));
@@ -2721,7 +2720,7 @@ int ntfs_truncate(struct inode *vi)
 	 * this cannot fail since we are making the attribute smaller thus by
 	 * definition there is enough space to do so.
 	 */
-	attr_len = le32_to_cpu(a->length);
+	le32_to_cpu(a->length);
 	err = ntfs_attr_record_resize(m, a, mp_size +
 			le16_to_cpu(a->data.non_resident.mapping_pairs_offset));
 	BUG_ON(err);
-- 
1.8.3.1