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[S390] memory hotplug: only unassign assigned increments

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Make sure that only assigned storage increments are unassigned when
attaching a storage element.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens 2011-08-24 17:15:13 +02:00 committed by Martin Schwidefsky
parent e1202edadb
commit 8adb4ca344
1 changed files with 4 additions and 2 deletions
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6
drivers/s390/char/sclp_cmd.c
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@ -383,8 +383,10 @@ static int sclp_attach_storage(u8 id)
switch (sccb->header.response_code) {
case 0x0020:
set_bit(id, sclp_storage_ids);
for (i = 0; i < sccb->assigned; i++)
sclp_unassign_storage(sccb->entries[i] >> 16);
for (i = 0; i < sccb->assigned; i++) {
if (sccb->entries[i])
sclp_unassign_storage(sccb->entries[i] >> 16);
}
break;
default:
rc = -EIO;