Merge remote-tracking branch 'origin/released'

* origin/released:
  libxtrans fontconfig glproto libX11 libxcb xcbproto mesa xserver pixman xkeyboard-config git update 22 Dec 2013

Conflicts:
	mesalib/include/GL/glext.h
	mesalib/src/mesa/drivers/dri/common/dri_util.c
	mesalib/src/mesa/drivers/dri/swrast/swrast.c
	xorg-server/damageext/damageext.c
	xorg-server/dix/dispatch.c
	xorg-server/glx/glxdriswrast.c
	xorg-server/glx/indirect_dispatch.c
	xorg-server/glx/indirect_dispatch_swap.c
	xorg-server/glx/indirect_program.c
	xorg-server/glx/render2.c
	xorg-server/glx/render2swap.c
	xorg-server/hw/xwin/glx/gen_gl_wrappers.py
	xorg-server/hw/xwin/glx/glthunk.c
	xorg-server/hw/xwin/glx/indirect.c
	xorg-server/include/os.h
	xorg-server/present/present_request.c

1 files changed, 6 insertions, 0 deletions

diff --git a/xorg-server/dri3/dri3_screen.c b/xorg-server/dri3/dri3_screen.c
index cf2735b8d..c88029612 100644
--- a/xorg-server/dri3/dri3_screen.c
+++ b/xorg-server/dri3/dri3_screen.c
@@ -55,6 +55,9 @@ dri3_pixmap_from_fd(PixmapPtr *ppixmap, ScreenPtr screen, int fd,
     dri3_screen_info_ptr        info = ds->info;
     PixmapPtr                   pixmap;
 
+    if (!info || !info->pixmap_from_fd)
+        return BadImplementation;
+
     pixmap = (*info->pixmap_from_fd) (screen, fd, width, height, stride, depth, bpp);
     if (!pixmap)
         return BadAlloc;
@@ -71,6 +74,9 @@ dri3_fd_from_pixmap(int *pfd, PixmapPtr pixmap, CARD16 *stride, CARD32 *size)
     dri3_screen_info_ptr        info = ds->info;
     int                         fd;
 
+    if (!info || !info->fd_from_pixmap)
+        return BadImplementation;
+
     fd = (*info->fd_from_pixmap)(screen, pixmap, stride, size);
     if (fd < 0)
         return BadAlloc;