Displaying 1 result from an estimated 1 matches for "18846afb39da".
2019 Apr 08
2
[PATCH] virtio: Honour 'may_reduce_num' in vring_create_virtqueue
...stable at vger.kernel.org # v4.6+
Signed-off-by: Cornelia Huck <cohuck at redhat.com>
---
drivers/virtio/virtio_ring.c | 2 ++
include/linux/virtio_ring.h | 2 +-
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 18846afb39da..5df92c308286 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -882,6 +882,8 @@ static struct virtqueue *vring_create_virtqueue_split(
GFP_KERNEL|__GFP_NOWARN|__GFP_ZERO);
if (queue)
break;
+ if (!may_reduce_num)
+ return NULL;
}
if (!num)
diff...