linux-kernel - [PATCH] ocfs2: remove set but not used variable 'lastzero'

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Date:   Tue, 23 Oct 2018 20:15:42 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <akpm@...ux-foundation.org>, <mark@...heh.com>,
        <jlbec@...lplan.org>
CC:     <ocfs2-devel@....oracle.com>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] ocfs2: remove set but not used variable 'lastzero'

lastzero is not used after setting its value. It is safe to remove
the unused variable.

Signed-off-by: zhong jiang <zhongjiang@...wei.com>
---
 fs/ocfs2/localalloc.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c
index 7642b67..308f05b 100644
--- a/fs/ocfs2/localalloc.c
+++ b/fs/ocfs2/localalloc.c
@@ -835,7 +835,7 @@ static int ocfs2_local_alloc_find_clear_bits(struct ocfs2_super *osb,
 				     u32 *numbits,
 				     struct ocfs2_alloc_reservation *resv)
 {
-	int numfound = 0, bitoff, left, startoff, lastzero;
+	int numfound = 0, bitoff, left, startoff;
 	int local_resv = 0;
 	struct ocfs2_alloc_reservation r;
 	void *bitmap = NULL;
@@ -873,7 +873,6 @@ static int ocfs2_local_alloc_find_clear_bits(struct ocfs2_super *osb,
 	bitmap = OCFS2_LOCAL_ALLOC(alloc)->la_bitmap;
 
 	numfound = bitoff = startoff = 0;
-	lastzero = -1;
 	left = le32_to_cpu(alloc->id1.bitmap1.i_total);
 	while ((bitoff = ocfs2_find_next_zero_bit(bitmap, left, startoff)) != -1) {
 		if (bitoff == left) {
-- 
1.7.12.4