From: Marek Olšák <marek.olsak@amd.com>
Date: Thu, 30 Aug 2018 19:14:46 +0000 (-0400)
Subject: mesa: ignore VAO IDs equal to 0 in glDeleteVertexArrays
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=355ed029b04fc510ae8d8605a2ef0c4ee726ac78;p=mesa.git

mesa: ignore VAO IDs equal to 0 in glDeleteVertexArrays

This fixes a firefox crash.

Fixes: 781a78914c798dc64005b37c6ca1224ce06803fc

Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
---

diff --git a/src/mesa/main/arrayobj.c b/src/mesa/main/arrayobj.c
index a23031fe182..6e0665c0e5d 100644
--- a/src/mesa/main/arrayobj.c
+++ b/src/mesa/main/arrayobj.c
@@ -1014,6 +1014,10 @@ delete_vertex_arrays(struct gl_context *ctx, GLsizei n, const GLuint *ids)
    GLsizei i;
 
    for (i = 0; i < n; i++) {
+      /* IDs equal to 0 should be silently ignored. */
+      if (!ids[i])
+         continue;
+
       struct gl_vertex_array_object *obj = _mesa_lookup_vao(ctx, ids[i]);
 
       if (obj) {