[S390] dasd: check tsb validity
authorStefan Haberland <stefan.haberland@de.ibm.com>
Wed, 24 Mar 2010 10:49:54 +0000 (11:49 +0100)
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>
Wed, 24 Mar 2010 10:49:53 +0000 (11:49 +0100)
commitb8fde7224d771ce55bfd67cb57d7c4c8f430972f
treea9baa7a98c798d0e8477d168bfa543aae39b0952
parent4a31ba57cae853ce1ac00a22c0f5d80bd36685ed
[S390] dasd: check tsb validity

Check tsb validity before the tcw_get_tsb function is called.

Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
drivers/s390/block/dasd_eckd.c