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loop: fix bad bio_alloc() nr_iovec request
author
Jens Axboe
<jens.axboe@oracle.com>
Fri, 11 Jan 2008 09:14:40 +0000
(10:14 +0100)
committer
Jens Axboe
<jens.axboe@oracle.com>
Fri, 11 Jan 2008 09:14:40 +0000
(10:14 +0100)
Don't allocate room for an iovec when it is not needed.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
drivers/block/loop.c
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diff --git
a/drivers/block/loop.c
b/drivers/block/loop.c
index
56e2304
..
b8af22e
100644
(file)
--- a/
drivers/block/loop.c
+++ b/
drivers/block/loop.c
@@
-610,7
+610,7
@@
static int loop_thread(void *data)
static int loop_switch(struct loop_device *lo, struct file *file)
{
struct switch_request w;
- struct bio *bio = bio_alloc(GFP_KERNEL,
1
);
+ struct bio *bio = bio_alloc(GFP_KERNEL,
0
);
if (!bio)
return -ENOMEM;
init_completion(&w.wait);