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-rw-r--r--drivers/md/linear.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/md/linear.c b/drivers/md/linear.c
index 1e3aea9eecf1..09658b218474 100644
--- a/drivers/md/linear.c
+++ b/drivers/md/linear.c
@@ -25,13 +25,13 @@ static inline dev_info_t *which_dev(mddev_t *mddev, sector_t sector)
{
dev_info_t *hash;
linear_conf_t *conf = mddev_to_conf(mddev);
+ sector_t idx = sector >> conf->sector_shift;
/*
* sector_div(a,b) returns the remainer and sets a to a/b
*/
- sector >>= conf->sector_shift;
- (void)sector_div(sector, conf->spacing);
- hash = conf->hash_table[sector];
+ (void)sector_div(idx, conf->spacing);
+ hash = conf->hash_table[idx];
while (sector >= hash->num_sectors + hash->start_sector)
hash++;