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Commit a24eab1e authored by Jens Axboe's avatar Jens Axboe
Browse files

loop: fix bad bio_alloc() nr_iovec request 



Don't allocate room for an iovec when it is not needed.

Signed-off-by: default avatarJens Axboe <jens.axboe@oracle.com>
parent b801a1e7

drivers/block/loop.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -610,7 +610,7 @@ static int loop_thread(void *data) 
static int loop_switch(struct loop_device *lo, struct file *file)

static int loop_switch(struct loop_device *lo, struct file *file)

{

{

	struct switch_request w;

	struct switch_request w;

	struct bio *bio = bio_alloc(GFP_KERNEL, 1);

	struct bio *bio = bio_alloc(GFP_KERNEL, 0);

	if (!bio)

	if (!bio)

		return -ENOMEM;

		return -ENOMEM;

	init_completion(&w.wait);

	init_completion(&w.wait);