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md: raid5-cache: Remove set but unused variable

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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>
This commit is contained in:
Damien Le Moal 2020-07-16 13:54:41 +09:00 committed by Song Liu
parent 5e3b8a8d59
commit 52923083b5
1 changed files with 1 additions and 3 deletions
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4
drivers/md/raid5-cache.c
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@ -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;
}