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-rw-r--r--linux-core/drm_ioc32.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/linux-core/drm_ioc32.c b/linux-core/drm_ioc32.c
index 558376de..0188154e 100644
--- a/linux-core/drm_ioc32.c
+++ b/linux-core/drm_ioc32.c
@@ -1051,8 +1051,13 @@ long drm_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
drm_ioctl_compat_t *fn;
int ret;
+
+ /* Assume that ioctls without an explicit compat routine will "just
+ * work". This may not always be a good assumption, but it's better
+ * than always failing.
+ */
if (nr >= DRM_ARRAY_SIZE(drm_compat_ioctls))
- return -ENOTTY;
+ return drm_ioctl(filp->f_dentry->d_inode, filp, cmd, arg);
fn = drm_compat_ioctls[nr];