[PATCH 1/3] glx: fix memory leak when destroying screen

[przanoni at gmail.com]

From: Paulo Zanoni <paulo.r.zanoni at intel.com>

1,152 bytes in 1 blocks are definitely lost in loss record 536 of 575
   at 0x4C25E84: calloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x483820: __glXScreenInit (glxscreens.c:357)
   by 0x48271C: __glXDRIscreenProbe (glxdriswrast.c:469)
   by 0x4812BE: GlxExtensionInit (glxext.c:327)
   by 0x41FB14: InitExtensions (miinitext.c:471)
   by 0x5685AE: main (main.c:208)

Signed-off-by: Paulo Zanoni <paulo.r.zanoni at intel.com>
---
 glx/glxscreens.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/glx/glxscreens.c b/glx/glxscreens.c
index c4ad426..ebb9747 100644
--- a/glx/glxscreens.c
+++ b/glx/glxscreens.c
@@ -422,4 +422,5 @@ void __glXScreenDestroy(__GLXscreen *screen)
     free(screen->GLXvendor);
     free(screen->GLXextensions);
     free(screen->GLextensions);
+    free(screen->visuals);
 }
-- 
1.7.7