[PATCH 6/8] loop: remove extra variable in lo_fallocate()

Chaitanya Kulkarni
2022-02-14T10:37:09Z

The local variable q is used to pass it to the blk_queue_discard(). We
can get away with using lo->lo_queue instead of storing in a local
variable which is not used anywhere else.

No functional change in this patch.

Signed-off-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
---
drivers/block/loop.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index a55e5eda1d17..77c61eaaa6e4 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -308,12 +308,11 @@ static int lo_fallocate(struct loop_device *lo, struct request *rq, loff_t pos,
* a.k.a. discard/zerorange.
*/
struct file *file = lo->lo_backing_file;
- struct request_queue *q = lo->lo_queue;
int ret;

mode |= FALLOC_FL_KEEP_SIZE;

- if (!blk_queue_discard(q)) {
+ if (!blk_queue_discard(lo->lo_queue)) {
ret = -EOPNOTSUPP;
goto out;
}
--
2.29.0