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| author | Michael S. Tsirkin <mst@redhat.com> | 2010-06-10 18:16:11 +0300 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2010-06-23 22:49:06 +0930 |
| commit | 686d363786a53ed28ee875b84ef24e6d5126ef6f (patch) | |
| tree | c97b5c5961df1f051e42a59dcb9ee1884d8f3086 | |
| parent | 7e27d6e778cd87b6f2415515d7127eba53fe5d02 (diff) | |
| download | kernel_samsung_smdk4412-686d363786a53ed28ee875b84ef24e6d5126ef6f.zip kernel_samsung_smdk4412-686d363786a53ed28ee875b84ef24e6d5126ef6f.tar.gz kernel_samsung_smdk4412-686d363786a53ed28ee875b84ef24e6d5126ef6f.tar.bz2 | |
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
| -rw-r--r-- | drivers/virtio/virtio_ring.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 1ca8890..afe7e21 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -119,7 +119,7 @@ static int vring_add_indirect(struct vring_virtqueue *vq, desc = kmalloc((out + in) * sizeof(struct vring_desc), gfp); if (!desc) - return vq->vring.num; + return -ENOMEM; /* Transfer entries from the sg list into the indirect page */ for (i = 0; i < out; i++) { |