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-rw-r--r--drivers/md/dm-stripe.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c
index d8837d313f5..7b8b2b93034 100644
--- a/drivers/md/dm-stripe.c
+++ b/drivers/md/dm-stripe.c
@@ -94,7 +94,7 @@ static int get_stripe(struct dm_target *ti, struct stripe_c *sc,
static int stripe_ctr(struct dm_target *ti, unsigned int argc, char **argv)
{
struct stripe_c *sc;
- sector_t width;
+ sector_t width, tmp_len;
uint32_t stripes;
uint32_t chunk_size;
int r;
@@ -116,15 +116,16 @@ static int stripe_ctr(struct dm_target *ti, unsigned int argc, char **argv)
}
width = ti->len;
- if (sector_div(width, chunk_size)) {
+ if (sector_div(width, stripes)) {
ti->error = "Target length not divisible by "
- "chunk size";
+ "number of stripes";
return -EINVAL;
}
- if (sector_div(width, stripes)) {
+ tmp_len = width;
+ if (sector_div(tmp_len, chunk_size)) {
ti->error = "Target length not divisible by "
- "number of stripes";
+ "chunk size";
return -EINVAL;
}