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-rw-r--r--include/drm/drmP.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index e336e3901876..a3effab98407 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -941,8 +941,13 @@ static inline bool drm_is_primary_client(const struct drm_file *file_priv)
extern int drm_ioctl_permit(u32 flags, struct drm_file *file_priv);
extern long drm_ioctl(struct file *filp,
unsigned int cmd, unsigned long arg);
+#ifdef CONFIG_COMPAT
extern long drm_compat_ioctl(struct file *filp,
unsigned int cmd, unsigned long arg);
+#else
+/* Let drm_compat_ioctl be assigned to .compat_ioctl unconditionally */
+#define drm_compat_ioctl NULL
+#endif
extern bool drm_ioctl_flags(unsigned int nr, unsigned int *flags);
/* File Operations (drm_fops.c) */