Mesa (7.10): st/egl: Plug pbuffer leaks.

[Chia-I Wu]

Module: Mesa
Branch: 7.10
Commit: 0dc5b97ddda96efa394634cfc67144a48730d93a
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=0dc5b97ddda96efa394634cfc67144a48730d93a

Author: Chia-I Wu <olv at lunarg.com>
Date:   Wed Dec 22 13:59:58 2010 +0800

st/egl: Plug pbuffer leaks.

Unreference validated resources or remove unnecessary validations.
(cherry picked from commit 18bc427adecd7ecd728adc03ed73bb07878c0e8f)

---

 .../state_trackers/egl/common/egl_g3d_api.c        |   10 ++--------
 1 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/src/gallium/state_trackers/egl/common/egl_g3d_api.c b/src/gallium/state_trackers/egl/common/egl_g3d_api.c
index 8e53e1d..2b412a4 100644
--- a/src/gallium/state_trackers/egl/common/egl_g3d_api.c
+++ b/src/gallium/state_trackers/egl/common/egl_g3d_api.c
@@ -402,7 +402,6 @@ egl_g3d_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *dpy,
                                _EGLConfig *conf, const EGLint *attribs)
 {
    struct egl_g3d_surface *gsurf;
-   struct pipe_resource *ptex = NULL;
 
    gsurf = create_pbuffer_surface(dpy, conf, attribs,
          "eglCreatePbufferSurface");
@@ -411,13 +410,6 @@ egl_g3d_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *dpy,
 
    gsurf->client_buffer_type = EGL_NONE;
 
-   if (!gsurf->stfbi->validate(gsurf->stfbi,
-            &gsurf->stvis.render_buffer, 1, &ptex)) {
-      egl_g3d_destroy_st_framebuffer(gsurf->stfbi);
-      FREE(gsurf);
-      return NULL;
-   }
-
    return &gsurf->base;
 }
 
@@ -477,12 +469,14 @@ egl_g3d_create_pbuffer_from_client_buffer(_EGLDriver *drv, _EGLDisplay *dpy,
    gsurf->client_buffer_type = buftype;
    gsurf->client_buffer = buffer;
 
+   /* validate now so that it fails if the client buffer is invalid */
    if (!gsurf->stfbi->validate(gsurf->stfbi,
             &gsurf->stvis.render_buffer, 1, &ptex)) {
       egl_g3d_destroy_st_framebuffer(gsurf->stfbi);
       FREE(gsurf);
       return NULL;
    }
+   pipe_resource_reference(&ptex, NULL);
 
    return &gsurf->base;
 }