libdrm: Remove extraneous parameter

The debug message's format string doesn't contain any conversion
specifiers, therefore making the fd argument unused.

Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Thierry Reding <treding@nvidia.com>
diff --git a/xf86drm.c b/xf86drm.c
index fa5701a..e94f2cd 100644
--- a/xf86drm.c
+++ b/xf86drm.c
@@ -503,7 +503,7 @@
 		sv.drm_di_minor = 1;
 		sv.drm_dd_major = -1;       /* Don't care */
 		sv.drm_dd_minor = -1;       /* Don't care */
-		drmMsg("drmOpenByBusid: Interface 1.4 failed, trying 1.1\n",fd);
+		drmMsg("drmOpenByBusid: Interface 1.4 failed, trying 1.1\n");
 		drmSetInterfaceVersion(fd, &sv);
 	    }
 	    buf = drmGetBusid(fd);