From: Michael Schroeder <mls@suse.de>
Date: Tue, 17 May 2016 09:29:50 +0000 (+0200)
Subject: Fix off by one in cshash dedup code
X-Git-Tag: 0.6.21~5
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b8ff1f493023e30bb21a8ad0e939a464e353ce46;p=thirdparty%2Flibsolv.git

Fix off by one in cshash dedup code

Actually no harm done without the commit, the duplicates are
simply ignored.
---

diff --git a/ext/repo_rpmmd.c b/ext/repo_rpmmd.c
index d280ba0e..729f4f7c 100644
--- a/ext/repo_rpmmd.c
+++ b/ext/repo_rpmmd.c
@@ -651,7 +651,7 @@ put_in_cshash(struct parsedata *pd, const unsigned char *key, int keyl, Id id)
       while (ht[h])
 	{
 	  unsigned char *d = pd->csdata + ht[h];
-	  if (d[-1] == keyl && !memcmp(key, d, keyl))
+	  if (d[-1] == keyl - 1 && !memcmp(key, d, keyl))
 	    return;		/* XXX: first id wins... */
 	  h = HASHCHAIN_NEXT(h, hh, hm);
 	}