s390/3215: fix hanging console issue
authorMartin Schwidefsky <schwidefsky@de.ibm.com>
Tue, 15 Jul 2014 15:53:12 +0000 (17:53 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 28 Jul 2014 08:02:39 +0000 (10:02 +0200)
The ccw_device_start in raw3215_start_io can fail. raw3215_try_io
does not check if the request could be started and removes any
pending timer. This can leave the system in a hanging state.
Check for pending request after raw3215_start_io and start a
timer if necessary.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

No differences found