From: Vinson Lee <vlee@vmware.com>
Date: Tue, 23 Feb 2010 08:19:30 +0000 (-0800)
Subject: mesa: Assert that array index is not negative.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=abcb6b6d01c253627363a05205291630b5247018;p=mesa.git

mesa: Assert that array index is not negative.
---

diff --git a/src/mesa/main/texcompress_fxt1.c b/src/mesa/main/texcompress_fxt1.c
index 71e40dd3e93..149853f7acd 100644
--- a/src/mesa/main/texcompress_fxt1.c
+++ b/src/mesa/main/texcompress_fxt1.c
@@ -528,6 +528,7 @@ fxt1_lloyd (GLfloat vec[][MAX_COMP], GLint nv,
 #else
          GLint best = fxt1_bestcol(vec, nv, input[k], nc, &err);
 #endif
+         assert(best >= 0);
          /* add in closest color */
          for (i = 0; i < nc; i++) {
             sum[best][i] += input[k][i];