[S390] dasd: Fix cleanup in dasd_{fba,diag}_check_characteristics().
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
parent
626f311737
commit
7337194f70
|
@ -333,7 +333,8 @@ dasd_diag_check_device(struct dasd_device *device)
|
|||
if (IS_ERR(block)) {
|
||||
DEV_MESSAGE(KERN_WARNING, device, "%s",
|
||||
"could not allocate dasd block structure");
|
||||
kfree(device->private);
|
||||
device->private = NULL;
|
||||
kfree(private);
|
||||
return PTR_ERR(block);
|
||||
}
|
||||
device->block = block;
|
||||
|
@ -348,7 +349,8 @@ dasd_diag_check_device(struct dasd_device *device)
|
|||
if (rc) {
|
||||
DEV_MESSAGE(KERN_WARNING, device, "failed to retrieve device "
|
||||
"information (rc=%d)", rc);
|
||||
return -ENOTSUPP;
|
||||
rc = -ENOTSUPP;
|
||||
goto out;
|
||||
}
|
||||
|
||||
/* Figure out position of label block */
|
||||
|
@ -362,7 +364,8 @@ dasd_diag_check_device(struct dasd_device *device)
|
|||
default:
|
||||
DEV_MESSAGE(KERN_WARNING, device, "unsupported device class "
|
||||
"(class=%d)", private->rdc_data.vdev_class);
|
||||
return -ENOTSUPP;
|
||||
rc = -ENOTSUPP;
|
||||
goto out;
|
||||
}
|
||||
|
||||
DBF_DEV_EVENT(DBF_INFO, device,
|
||||
|
@ -379,7 +382,8 @@ dasd_diag_check_device(struct dasd_device *device)
|
|||
if (label == NULL) {
|
||||
DEV_MESSAGE(KERN_WARNING, device, "%s",
|
||||
"No memory to allocate initialization request");
|
||||
return -ENOMEM;
|
||||
rc = -ENOMEM;
|
||||
goto out;
|
||||
}
|
||||
rc = 0;
|
||||
end_block = 0;
|
||||
|
@ -403,7 +407,7 @@ dasd_diag_check_device(struct dasd_device *device)
|
|||
DEV_MESSAGE(KERN_WARNING, device, "%s",
|
||||
"DIAG call failed");
|
||||
rc = -EOPNOTSUPP;
|
||||
goto out;
|
||||
goto out_label;
|
||||
}
|
||||
mdsk_term_io(device);
|
||||
if (rc == 0)
|
||||
|
@ -413,7 +417,7 @@ dasd_diag_check_device(struct dasd_device *device)
|
|||
DEV_MESSAGE(KERN_WARNING, device, "device access failed "
|
||||
"(rc=%d)", rc);
|
||||
rc = -EIO;
|
||||
goto out;
|
||||
goto out_label;
|
||||
}
|
||||
/* check for label block */
|
||||
if (memcmp(label->label_id, DASD_DIAG_CMS1,
|
||||
|
@ -439,8 +443,15 @@ dasd_diag_check_device(struct dasd_device *device)
|
|||
(unsigned long) (block->blocks <<
|
||||
block->s2b_shift) >> 1);
|
||||
}
|
||||
out:
|
||||
out_label:
|
||||
free_page((long) label);
|
||||
out:
|
||||
if (rc) {
|
||||
device->block = NULL;
|
||||
dasd_free_block(block);
|
||||
device->private = NULL;
|
||||
kfree(private);
|
||||
}
|
||||
return rc;
|
||||
}
|
||||
|
||||
|
|
|
@ -139,7 +139,8 @@ dasd_fba_check_characteristics(struct dasd_device *device)
|
|||
if (IS_ERR(block)) {
|
||||
DEV_MESSAGE(KERN_WARNING, device, "%s",
|
||||
"could not allocate dasd block structure");
|
||||
kfree(device->private);
|
||||
device->private = NULL;
|
||||
kfree(private);
|
||||
return PTR_ERR(block);
|
||||
}
|
||||
device->block = block;
|
||||
|
@ -152,6 +153,10 @@ dasd_fba_check_characteristics(struct dasd_device *device)
|
|||
DEV_MESSAGE(KERN_WARNING, device,
|
||||
"Read device characteristics returned error %d",
|
||||
rc);
|
||||
device->block = NULL;
|
||||
dasd_free_block(block);
|
||||
device->private = NULL;
|
||||
kfree(private);
|
||||
return rc;
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in a new issue