sfc: Return an error code when a sensor is busy.

[bwh: Also name this new state, though we don't expect to see it in an event]
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
This commit is contained in:
Alexandre Rames 2013-07-03 09:47:34 +01:00 • committed by Ben Hutchings
commit 8c4e720f18