GPU: drm: fix style errors

This patch fixes style issues in drm_ioctl.c
Signed-off-by: F.A.Sulaiman <asha.16@itfac.mrt.ac.lk>
Signed-off-by: Simon Ser <contact@emersion.fr>
Reviewed-by: Simon Ser <contact@emersion.fr>
Link: https://patchwork.freedesktop.org/patch/msgid/20210828123942.1556-1-asha.16@itfac.mrt.ac.lk

drivers/gpu/drm/drm_ioctl.c

@@ -712,7 +712,7 @@ static const struct drm_ioctl_desc drm_ioctls[] = {
 	DRM_IOCTL_DEF(DRM_IOCTL_MODE_REVOKE_LEASE, drm_mode_revoke_lease_ioctl, DRM_MASTER),
 };
 
-#define DRM_CORE_IOCTL_COUNT	ARRAY_SIZE( drm_ioctls )
+#define DRM_CORE_IOCTL_COUNT	ARRAY_SIZE(drm_ioctls)
 
 /**
  * DOC: driver specific ioctls
@@ -821,8 +821,8 @@ long drm_ioctl(struct file *filp,
 	if (drm_dev_is_unplugged(dev))
 		return -ENODEV;
 
-       if (DRM_IOCTL_TYPE(cmd) != DRM_IOCTL_BASE)
-               return -ENOTTY;
+	if (DRM_IOCTL_TYPE(cmd) != DRM_IOCTL_BASE)
+		return -ENOTTY;
 
 	is_driver_ioctl = nr >= DRM_COMMAND_BASE && nr < DRM_COMMAND_END;