Mesa (master): egl_dri2: Discard similar configs

[Kristian Høgsberg]

Module: Mesa
Branch: master
Commit: 83c68758be3589edeab4d20346388241dc2ebaac
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=83c68758be3589edeab4d20346388241dc2ebaac

Author: Benjamin Franzke <benjaminfranzke at googlemail.com>
Date:   Thu May 12 19:30:05 2011 +0200

egl_dri2: Discard similar configs

---

 src/egl/drivers/dri2/egl_dri2.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c
index 10309e6..ea8c8fb 100644
--- a/src/egl/drivers/dri2/egl_dri2.c
+++ b/src/egl/drivers/dri2/egl_dri2.c
@@ -200,10 +200,8 @@ dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
       else if (!double_buffer && !conf->dri_single_config)
          conf->dri_single_config = dri_config;
       else
-         /* a similar config type is already added
-          * => attach it as new config
-          */
-         num_configs = 0;
+         /* a similar config type is already added (unlikely) => discard */
+         return NULL;
    }
    else if (num_configs == 0) {
       conf = malloc(sizeof *conf);