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Merge branch 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6 

* 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6:
  [S390] cio: fix potential overflow in chpid descriptor
  [S390] add missing device put
  [S390] dasd: use correct label location for diag fba disks
This commit is contained in:
Linus Torvalds 2010-07-19 13:18:05 -07:00
parent b4fd4f890b 878c495644
commit 2decd5a7ce
3 changed files with 16 additions and 4 deletions
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4
drivers/s390/block/dasd_devmap.c
View File

@ -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);

2
drivers/s390/cio/chsc.c
View File

@ -713,7 +713,7 @@ int chsc_determine_base_channel_path_desc(struct chp_id chpid,
ret = chsc_determine_channel_path_desc(chpid, 0, 0, 0, 0, chsc_resp);
if (ret)
goto out_free;
memcpy(desc, &chsc_resp->data, chsc_resp->length);
memcpy(desc, &chsc_resp->data, sizeof(*desc));
out_free:
kfree(chsc_resp);
return ret;

14
fs/partitions/ibm.c
View File

@ -74,6 +74,7 @@ int ibm_partition(struct parsed_partitions *state)
} *label;
unsigned char *data;
Sector sect;
sector_t labelsect;
res = 0;
blocksize = bdev_logical_block_size(bdev);
@ -97,11 +98,20 @@ int ibm_partition(struct parsed_partitions *state)
ioctl_by_bdev(bdev, HDIO_GETGEO, (unsigned long)geo) != 0)
goto out_freeall;
/*
* Special case for FBA disks: label sector does not depend on
* blocksize.
*/
if ((info->cu_type == 0x6310 && info->dev_type == 0x9336) ||
(info->cu_type == 0x3880 && info->dev_type == 0x3370))
labelsect = info->label_block;
else
labelsect = info->label_block * (blocksize >> 9);
/*
* Get volume label, extract name and type.
*/
data = read_part_sector(state, info->label_block*(blocksize/512),
&sect);
data = read_part_sector(state, labelsect, &sect);
if (data == NULL)
goto out_readerr;