From: RALOVICH, Kristóf <tade60@freemail.hu>
Date: Sun, 31 Jul 2011 21:49:43 +0000 (+0200)
Subject: gbm/dri: avoid crash in dri_screen_create
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=eeed782ecb9fa92a958cb650c0a5a536556dc611;p=mesa.git

gbm/dri: avoid crash in dri_screen_create
---

diff --git a/src/gbm/backends/dri/gbm_dri.c b/src/gbm/backends/dri/gbm_dri.c
index 6bb7848d830..9de8cb61162 100644
--- a/src/gbm/backends/dri/gbm_dri.c
+++ b/src/gbm/backends/dri/gbm_dri.c
@@ -194,6 +194,8 @@ dri_screen_create(struct gbm_dri_device *dri)
    dri->screen = dri->dri2->createNewScreen(0, dri->base.base.fd,
                                             dri->extensions,
                                             &dri->driver_configs, dri);
+   if (dri->screen == NULL)
+      return -1;
 
    extensions = dri->core->getExtensions(dri->screen);
    if (dri_bind_extensions(dri, dri_core_extensions, extensions) < 0) {