[S390] dasd: fix possible NULL pointer errors
authorStefan Haberland <stefan.haberland@de.ibm.com>
Wed, 27 Jan 2010 09:12:35 +0000 (10:12 +0100)
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>
Wed, 27 Jan 2010 09:12:48 +0000 (10:12 +0100)
Fix possible NULL pointer in DASD messages and correct discipline
checking.

Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

No differences found