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egl_g3d: Check if the creation of pipe or st context fails.

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It should not return an incomplete EGLContext to the users.
This commit is contained in:
Chia-I Wu
2010-01-14 17:29:12 +08:00
parent 6cb89b23ee
commit 81430b95d0
1 changed files with 12 additions and 2 deletions
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src/gallium/state_trackers/egl_g3d/common/egl_g3d.c
+12 -2
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@@ -547,7 +547,7 @@ egl_g3d_create_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
_EGLContext *share, const EGLint *attribs)
{
struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
struct egl_g3d_context *xshare = egl_g3d_context(share);
struct egl_g3d_context *gshare = egl_g3d_context(share);
struct egl_g3d_config *gconf = egl_g3d_config(conf);
struct egl_g3d_context *gctx;
const __GLcontextModes *mode;
@@ -572,8 +572,18 @@ egl_g3d_create_context(_EGLDriver *drv, _EGLDisplay *dpy, _EGLConfig *conf,
mode = &gconf->native->mode;
gctx->pipe =
gdpy->native->create_context(gdpy->native, (void *) &gctx->base);
if (!gctx->pipe) {
free(gctx);
return NULL;
}
gctx->st_ctx = gctx->stapi->st_create_context(gctx->pipe, mode,
(xshare) ? xshare->st_ctx : NULL);
(gshare) ? gshare->st_ctx : NULL);
if (!gctx->st_ctx) {
gctx->pipe->destroy(gctx->pipe);
free(gctx);
return NULL;
}
return &gctx->base;
}