Mesa (8.0): st/egl: fix uninitialized pointer bug

[Ian Romanick]

Module: Mesa
Branch: 8.0
Commit: bb36936d12aa5f8ed3546b47fb8511c23f1f7fb5
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=bb36936d12aa5f8ed3546b47fb8511c23f1f7fb5

Author: Brian Paul <brianp at vmware.com>
Date:   Mon Jul 16 14:14:07 2012 -0600

st/egl: fix uninitialized pointer bug

If no format is matched in the loop the value of xconf was undefined.

NOTE: This is a candidate for the 8.0 branch.
(cherry picked from commit fe2a7b7e7fca599659b1d248e160d480f2b92ba2)

---

 src/gallium/state_trackers/egl/x11/native_ximage.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/gallium/state_trackers/egl/x11/native_ximage.c b/src/gallium/state_trackers/egl/x11/native_ximage.c
index c0108fc..ae9c3b2 100644
--- a/src/gallium/state_trackers/egl/x11/native_ximage.c
+++ b/src/gallium/state_trackers/egl/x11/native_ximage.c
@@ -455,7 +455,7 @@ ximage_display_copy_to_pixmap(struct native_display *ndpy,
    if (src->bind & PIPE_BIND_DISPLAY_TARGET) {
       struct ximage_display *xdpy = ximage_display(ndpy);
       enum pipe_format fmt = get_pixmap_format(&xdpy->base, pix);
-      const struct ximage_config *xconf;
+      const struct ximage_config *xconf = NULL;
       struct xlib_drawable xdraw;
       int i;