cciss: factor out cciss_getbustypes

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>

1 files changed, 13 insertions, 11 deletions

diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index e716fc9e4b3e..e7b650b7f548 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -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;