From: Keith Packard <keithp@neko.keithp.com>
Date: Mon, 12 Mar 2007 17:30:51 +0000 (-0700)
Subject: rehash increment could be zero, causing rehash infinite loop.
X-Git-Tag: 2.4.91~39
X-Git-Url: https://git.wh0rd.org/?a=commitdiff_plain;h=fa741cd4fffbbaa5d4ba9a15f53550ac7817cc92;p=fontconfig.git

rehash increment could be zero, causing rehash infinite loop.

Bump the rehash value by one so that it is always positive.
---

diff --git a/fc-glyphname/fc-glyphname.c b/fc-glyphname/fc-glyphname.c
index faaa63b..d4d0b99 100644
--- a/fc-glyphname/fc-glyphname.c
+++ b/fc-glyphname/fc-glyphname.c
@@ -206,7 +206,7 @@ insert (FcGlyphName *gn, FcGlyphName **table, FcChar32 h)
     i = (int) (h % hash);
     while (table[i])
     {
-	if (!r) r = (int) (h % rehash);
+	if (!r) r = (int) (h % rehash + 1);
 	i += r;
 	if (i >= hash)
 	    i -= hash;