[PATCH 1/4] [media] media-device: Simplify compat32 logic

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Only MEDIA_IOC_ENUM_LINKS32 require an special logic when
userspace is 32 bits and Kernel is 64 bits.

For the rest, media_device_ioctl() will do the right thing,
and will return -ENOIOCTLCMD if the ioctl is unknown.

Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxx>
---
 drivers/media/media-device.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/media/media-device.c b/drivers/media/media-device.c
index 4a97d92a7e7d..4b5a2ab17b7e 100644
--- a/drivers/media/media-device.c
+++ b/drivers/media/media-device.c
@@ -508,10 +508,7 @@ static long media_device_compat_ioctl(struct file *filp, unsigned int cmd,
 	long ret;
 
 	switch (cmd) {
-	case MEDIA_IOC_DEVICE_INFO:
-	case MEDIA_IOC_ENUM_ENTITIES:
-	case MEDIA_IOC_SETUP_LINK:
-	case MEDIA_IOC_G_TOPOLOGY:
+	default:
 		return media_device_ioctl(filp, cmd, arg);
 
 	case MEDIA_IOC_ENUM_LINKS32:
@@ -520,9 +517,6 @@ static long media_device_compat_ioctl(struct file *filp, unsigned int cmd,
 				(struct media_links_enum32 __user *)arg);
 		mutex_unlock(&dev->graph_mutex);
 		break;
-
-	default:
-		ret = -ENOIOCTLCMD;
 	}
 
 	return ret;
-- 
2.5.5


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