3 files changed, 8 insertions, 4 deletions
diff --git a/progs/egl/xegl_tri.c b/progs/egl/xegl_tri.c
index 8c4d7f973c..1f1a005a21 100644
--- a/progs/egl/xegl_tri.c
+++ b/progs/egl/xegl_tri.c
@@ -139,7 +139,8 @@ make_x_window(Display *x_dpy, EGLDisplay egl_dpy,
    scrnum = DefaultScreen( x_dpy );
    root = RootWindow( x_dpy, scrnum );
 
-   if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs)) {
+   if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs) ||
+       !num_configs) {
       printf("Error: couldn't get an EGL visual config\n");
       exit(1);
    }
diff --git a/progs/egl/xeglbindtex.c b/progs/egl/xeglbindtex.c
index 8103a6a148..7e35534f8d 100644
--- a/progs/egl/xeglbindtex.c
+++ b/progs/egl/xeglbindtex.c
@@ -66,7 +66,8 @@ make_pbuffer(int width, int height)
    EGLConfig config;
    EGLint num_configs;
 
-   if (!eglChooseConfig(dpy, config_attribs, &config, 1, &num_configs)) {
+   if (!eglChooseConfig(dpy, config_attribs, &config, 1, &num_configs) ||
+       !num_configs) {
       printf("Error: couldn't get an EGL visual config for pbuffer\n");
       exit(1);
    }
@@ -144,7 +145,8 @@ make_window(Display *x_dpy, const char *name,
    scrnum = DefaultScreen( x_dpy );
    root = RootWindow( x_dpy, scrnum );
 
-   if (!eglChooseConfig(dpy, attribs, &config, 1, &num_configs)) {
+   if (!eglChooseConfig(dpy, attribs, &config, 1, &num_configs) ||
+       !num_configs) {
       printf("Error: couldn't get an EGL visual config\n");
       exit(1);
    }
diff --git a/progs/egl/xeglthreads.c b/progs/egl/xeglthreads.c
index 7d056ebc6f..5787faecb9 100644
--- a/progs/egl/xeglthreads.c
+++ b/progs/egl/xeglthreads.c
@@ -485,7 +485,8 @@ create_window(struct winthread *wt, EGLContext shareCtx)
    scrnum = DefaultScreen(wt->Dpy);
    root = RootWindow(wt->Dpy, scrnum);
 
-   if (!eglChooseConfig(wt->Display, attribs, &config, 1, &num_configs)) {
+   if (!eglChooseConfig(wt->Display, attribs, &config, 1, &num_configs) ||
+       !num_configs) {
       Error("Unable to choose an EGL config");
    }