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(parent: 507f9ef) | patch
virtio-rng: skip reading when we start to remove the device
authorAmos Kong <akong@redhat.com>
Thu, 11 Sep 2014 12:51:53 +0000 (22:21 +0930)
committerRusty Russell <rusty@rustcorp.com.au>
Thu, 11 Sep 2014 12:58:38 +0000 (22:28 +0930)
commit4dfb00becea3fedc29b3edd6edb7e6689a3e0b87
tree1e964e9bcc767715a1236196b3611b5b81724b3dtree | snapshot
parent507f9ef64856767a3b6dc3590576c4d2bd29d51dcommit | diff
virtio-rng: skip reading when we start to remove the device

Before we really unregister the hwrng device, reading will get stuck if
the virtio device is reset. We should return error for reading when we
start to remove the device.

Signed-off-by: Amos Kong <akong@redhat.com>
Reviewed-by: Amit Shah <amit.shah@redhat.com>
Cc: stable@vger.kernel.org
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
drivers/char/hw_random/virtio-rng.c diff | blob | history
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