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-rw-r--r--drivers/md/dm-io.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c
index 45754bb6a799..9de000131a8a 100644
--- a/drivers/md/dm-io.c
+++ b/drivers/md/dm-io.c
@@ -239,6 +239,11 @@ static void vm_dp_init(struct dpages *dp, void *data)
dp->context_ptr = data;
}
+static void dm_bio_destructor(struct bio *bio)
+{
+ bio_free(bio, _bios);
+}
+
/*-----------------------------------------------------------------
* IO routines that accept a list of pages.
*---------------------------------------------------------------*/
@@ -263,6 +268,7 @@ static void do_region(int rw, unsigned int region, struct io_region *where,
bio->bi_bdev = where->bdev;
bio->bi_end_io = endio;
bio->bi_private = io;
+ bio->bi_destructor = dm_bio_destructor;
bio_set_region(bio, region);
/*