virtio: return ENOMEM on out of memory
authorMichael S. Tsirkin <mst@redhat.com>
Thu, 10 Jun 2010 15:16:11 +0000 (18:16 +0300)
committerRusty Russell <rusty@rustcorp.com.au>
Wed, 23 Jun 2010 13:19:06 +0000 (22:19 +0930)
commit686d363786a53ed28ee875b84ef24e6d5126ef6f
treec97b5c5961df1f051e42a59dcb9ee1884d8f3086
parent7e27d6e778cd87b6f2415515d7127eba53fe5d02
virtio: return ENOMEM on out of memory

add_buf returns ring size on out of memory,
this is not what devices expect.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: stable@kernel.org # .34.x
drivers/virtio/virtio_ring.c