linux-kernel - [PATCH 07/13] cciss: factor out cciss

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Date:	Thu, 26 Aug 2010 13:56:05 -0500
From:	"Stephen M. Cameron" <scameron@...rdog.cce.hp.com>
To:	axboe@...nel.dk
Cc:	akpm@...ux-foundation.org, mikem@...rdog.cce.hp.com,
	linux-kernel@...r.kernel.org, brace@...rdog.cce.hp.com
Subject: [PATCH 07/13] cciss: factor out cciss_getbustypes

From: Stephen M. Cameron <scameron@...rdog.cce.hp.com>

Signed-off-by: Stephen M. Cameron <scameron@...rdog.cce.hp.com>
---
 drivers/block/cciss.c |   24 +++++++++++++-----------
 1 files changed, 13 insertions(+), 11 deletions(-)

diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index d9d2e5a..013d023 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -1347,6 +1347,18 @@ 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)
 {
@@ -1371,17 +1383,7 @@ 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;

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