From 09c440c718992d48ef118c1aad6929ad215ccd3b Mon Sep 17 00:00:00 2001
From: Timothy Arceri <t_arceri@yahoo.com.au>
Date: Fri, 3 Jul 2015 08:45:30 +1000
Subject: [PATCH] glsl: check for leading zeros in array index validation
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Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
---
 src/glsl/linker.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/glsl/linker.cpp b/src/glsl/linker.cpp
index 28ad2f38e0e..58dd9fbfdae 100644
--- a/src/glsl/linker.cpp
+++ b/src/glsl/linker.cpp
@@ -462,6 +462,10 @@ parse_program_resource_name(const GLchar *name,
    if (array_index < 0)
       return -1;
 
+   /* Check for leading zero */
+   if (name[i] == '0' && name[i+1] != ']')
+      return -1;
+
    *out_base_name_end = name + (i - 1);
    return array_index;
 }
-- 
2.30.2