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| author | Steve French <sfrench@us.ibm.com> | 2009-04-30 15:36:52 +0000 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2009-04-30 15:36:52 +0000 |
| commit | 912bc6ae3de99c7bada4577d4341ace4ee59b5be (patch) | |
| tree | 28fd1a4bb9e4b05aa833285b46df169f12c0e24d /drivers/char/hw_random/virtio-rng.c | |
| parent | d37dc42ab6f040b8f0f2962ab219c5b2accf748d (diff) | |
| parent | 091438dd5668396328a3419abcbc6591159eb8d1 (diff) | |
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/char/hw_random/virtio-rng.c')
| -rw-r--r-- | drivers/char/hw_random/virtio-rng.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/char/hw_random/virtio-rng.c b/drivers/char/hw_random/virtio-rng.c index d0e563e4fc3..86e83f88313 100644 --- a/drivers/char/hw_random/virtio-rng.c +++ b/drivers/char/hw_random/virtio-rng.c @@ -37,9 +37,9 @@ static void random_recv_done(struct virtqueue *vq) { int len; - /* We never get spurious callbacks. */ + /* We can get spurious callbacks, e.g. shared IRQs + virtio_pci. */ if (!vq->vq_ops->get_buf(vq, &len)) - BUG(); + return; data_left = len / sizeof(random_data[0]); complete(&have_data); |