compat_blkdev_driver_ioctl: Remove unused variable warning

Variable 'ret' is no longer used. Don't declare it.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index 3098c92402fd3b76c240b768d71e6394e85cb01f..3d3e7a46f38c43319a2fcbed71e99a5da9af8e68 100644 (file)
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -582,8 +582,6 @@ static int compat_blk_trace_setup(struct block_device *bdev, char __user *arg)
 static int compat_blkdev_driver_ioctl(struct block_device *bdev, fmode_t mode,
                        unsigned cmd, unsigned long arg)
 {
-       int ret;
-
        switch (cmd) {
        case HDIO_GET_UNMASKINTR:
        case HDIO_GET_MULTCOUNT: