From: Damien Le Moal <damien.lemoal@wdc.com>
Date: Thu, 16 Jul 2020 04:54:41 +0000 (+0900)
Subject: md: raid5-cache: Remove set but unused variable
X-Git-Tag: v5.10.7~1957^2~29^2~12
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=52923083b54e7c6eeec8d78dbb9d209f4b2e9b9e;p=platform%2Fkernel%2Flinux-rpi.git

md: raid5-cache: Remove set but unused variable

Remove the variable offset in r5c_tree_index() to avoid a "set but not
used" compilation warning when compiling with W=1.

Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Signed-off-by: Song Liu <songliubraving@fb.com>
---

diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c
index 0bea21d81697..34fd942dad83 100644
--- a/drivers/md/raid5-cache.c
+++ b/drivers/md/raid5-cache.c
@@ -195,9 +195,7 @@ struct r5l_log {
 static inline sector_t r5c_tree_index(struct r5conf *conf,
 				      sector_t sect)
 {
-	sector_t offset;
-
-	offset = sector_div(sect, conf->chunk_sectors);
+	sector_div(sect, conf->chunk_sectors);
 	return sect;
 }