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[S390] add missing device put

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The dasd_alias_show function does not return a device reference
in case the device is an alias.

Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Stefan Haberland 2010-07-19 09:22:36 +02:00 committed by Martin Schwidefsky
parent cffab6bc55
commit 0abccf7740
1 changed files with 3 additions and 1 deletions
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4
drivers/s390/block/dasd_devmap.c
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@ -948,8 +948,10 @@ static ssize_t dasd_alias_show(struct device *dev,
if (device->discipline && device->discipline->get_uid &&
!device->discipline->get_uid(device, &uid)) {
if (uid.type == UA_BASE_PAV_ALIAS ||
uid.type == UA_HYPER_PAV_ALIAS)
uid.type == UA_HYPER_PAV_ALIAS) {
dasd_put_device(device);
return sprintf(buf, "1\n");
}
}
dasd_put_device(device);