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cciss: factor out cciss_getbustypes 

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
This commit is contained in:
Stephen M. Cameron 2010-08-26 13:56:05 -05:00 committed by Jens Axboe
parent 93c7493113
commit d18dfad4e2
1 changed files with 13 additions and 11 deletions
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24
drivers/block/cciss.c
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@ -1345,6 +1345,18 @@ static int cciss_getheartbeat(ctlr_info_t *h, void __user *argp)
return 0;
}
static int cciss_getbustypes(ctlr_info_t *h, void __user *argp)
{
BusTypes_type BusTypes;
if (!argp)
return -EINVAL;
BusTypes = readl(&h->cfgtable->BusTypes);
if (copy_to_user(argp, &BusTypes, sizeof(BusTypes_type)))
return -EFAULT;
return 0;
}
static int cciss_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
@ -1369,17 +1381,7 @@ static int cciss_ioctl(struct block_device *bdev, fmode_t mode,
case CCISS_GETHEARTBEAT:
return cciss_getheartbeat(h, argp);
case CCISS_GETBUSTYPES:
{
BusTypes_type BusTypes;
if (!arg)
return -EINVAL;
BusTypes = readl(&h->cfgtable->BusTypes);
if (copy_to_user
(argp, &BusTypes, sizeof(BusTypes_type)))
return -EFAULT;
return 0;
}
return cciss_getbustypes(h, argp);
case CCISS_GETFIRMVER:
{
FirmwareVer_type firmware;