From 7016a96bfe9b7b59bd27490c3ac1187e96cecb65 Mon Sep 17 00:00:00 2001
From: Matthew Waters <matthew@centricular.com>
Date: Wed, 10 Apr 2024 14:58:54 +1000
Subject: [PATCH] glcolorconvert: don't overread the end of an array

Reverse index iteration needs a - 1 for the initial value.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6595>
---
 .../gst-plugins-base/gst-libs/gst/gl/gstglcolorconvert.c        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/subprojects/gst-plugins-base/gst-libs/gst/gl/gstglcolorconvert.c b/subprojects/gst-plugins-base/gst-libs/gst/gl/gstglcolorconvert.c
index c20197c4b5..e0cdb842a7 100644
--- a/subprojects/gst-plugins-base/gst-libs/gst/gl/gstglcolorconvert.c
+++ b/subprojects/gst-plugins-base/gst-libs/gst/gl/gstglcolorconvert.c
@@ -2604,7 +2604,7 @@ _init_convert (GstGLColorConvert * convert)
         info->cms_coeff3);
   }
 
-  for (i = info->in_n_textures; i >= 0; i--) {
+  for (i = info->in_n_textures - 1; i >= 0; i--) {
     if (info->shader_tex_names[i])
       gst_gl_shader_set_uniform_1i (convert->shader, info->shader_tex_names[i],
           i);