X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=block%2Fcompat_ioctl.c;h=c70d0b6f666fff96feb69f97fe9ed30e2990fa19;hb=d447ea2f30ec60370ddb99a668e5ac12995f043d;hp=f84093b97f704f3d7720708b6ca035741ca6a67f;hpb=ebf8889bd1fe3615991ff4494635d237280652a2;p=deliverable%2Flinux.git

diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index f84093b97f70..c70d0b6f666f 100644
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -545,6 +545,7 @@ static int compat_blk_trace_setup(struct block_device *bdev, char __user *arg)
 	struct blk_user_trace_setup buts;
 	struct compat_blk_user_trace_setup cbuts;
 	struct request_queue *q;
+	char b[BDEVNAME_SIZE];
 	int ret;
 
 	q = bdev_get_queue(bdev);
@@ -554,6 +555,8 @@ static int compat_blk_trace_setup(struct block_device *bdev, char __user *arg)
 	if (copy_from_user(&cbuts, arg, sizeof(cbuts)))
 		return -EFAULT;
 
+	strcpy(b, bdevname(bdev, b));
+
 	buts = (struct blk_user_trace_setup) {
 		.act_mask = cbuts.act_mask,
 		.buf_size = cbuts.buf_size,
@@ -565,7 +568,7 @@ static int compat_blk_trace_setup(struct block_device *bdev, char __user *arg)
 	memcpy(&buts.name, &cbuts.name, 32);
 
 	mutex_lock(&bdev->bd_mutex);
-	ret = do_blk_trace_setup(q, bdev, &buts);
+	ret = do_blk_trace_setup(q, b, bdev->bd_dev, &buts);
 	mutex_unlock(&bdev->bd_mutex);
 	if (ret)
 		return ret;
@@ -581,7 +584,7 @@ static int compat_blkdev_driver_ioctl(struct inode *inode, struct file *file,
 {
 	int ret;
 
-	switch (arg) {
+	switch (cmd) {
 	case HDIO_GET_UNMASKINTR:
 	case HDIO_GET_MULTCOUNT:
 	case HDIO_GET_KEEPSETTINGS:
@@ -621,7 +624,6 @@ static int compat_blkdev_driver_ioctl(struct inode *inode, struct file *file,
 	case HDIO_GET_IDENTITY:
 	case HDIO_DRIVE_TASK:
 	case HDIO_DRIVE_CMD:
-	case HDIO_SCAN_HWIF:
 	/* 0x330 is reserved -- it used to be HDIO_GETGEO_BIG */
 	case 0x330:
 	/* 0x02 -- Floppy ioctls */