[S390] dasd: fix return code handling
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Mon, 23 May 2011 08:24:26 +0000 (10:24 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 23 May 2011 08:24:28 +0000 (10:24 +0200)
Check return value of itcw_add_dcw() for error code and return it.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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