X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=drivers%2Fblock%2FDAC960.c;h=4e2c367fec11df739ff4b19abdc5ebe1c1cd42e9;hb=7901d14144311c930918b1222aae7611284c63eb;hp=c5f22bb0a48efb78422f770bb298fdcc94203d96;hpb=d7be0ce6afb1df60bc786f57410407ceae92b994;p=~andy%2Flinux

diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c
index c5f22bb0a48..4e2c367fec1 100644
--- a/drivers/block/DAC960.c
+++ b/drivers/block/DAC960.c
@@ -79,23 +79,28 @@ static int DAC960_open(struct block_device *bdev, fmode_t mode)
 	struct gendisk *disk = bdev->bd_disk;
 	DAC960_Controller_T *p = disk->queue->queuedata;
 	int drive_nr = (long)disk->private_data;
+	int ret = -ENXIO;
 
+	lock_kernel();
 	if (p->FirmwareType == DAC960_V1_Controller) {
 		if (p->V1.LogicalDriveInformation[drive_nr].
 		    LogicalDriveState == DAC960_V1_LogicalDrive_Offline)
-			return -ENXIO;
+			goto out;
 	} else {
 		DAC960_V2_LogicalDeviceInfo_T *i =
 			p->V2.LogicalDeviceInformation[drive_nr];
 		if (!i || i->LogicalDeviceState == DAC960_V2_LogicalDevice_Offline)
-			return -ENXIO;
+			goto out;
 	}
 
 	check_disk_change(bdev);
 
 	if (!get_capacity(p->disks[drive_nr]))
-		return -ENXIO;
-	return 0;
+		goto out;
+	ret = 0;
+out:
+	unlock_kernel();
+	return ret;
 }
 
 static int DAC960_getgeo(struct block_device *bdev, struct hd_geometry *geo)