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caif_virtio: Use vringh_notify_enable correctly

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Check on the correct return value from
vringh_notify_enable_kern(). It returns false if
more packets are available, not true.

Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Sjur Brændeland 2013-03-24 14:19:44 +10:30 committed by Rusty Russell
parent cf994e0afa
commit b2273be8d2
1 changed files with 1 additions and 1 deletions
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2
drivers/net/caif/caif_virtio.c
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@ -318,7 +318,7 @@ exit:
/* Really out of patckets? (stolen from virtio_net)*/
napi_complete(napi);
if (unlikely(vringh_notify_enable_kern(cfv->vr_rx)) &&
if (unlikely(!vringh_notify_enable_kern(cfv->vr_rx)) &&
napi_schedule_prep(napi)) {
vringh_notify_disable_kern(cfv->vr_rx);
__napi_schedule(napi);