From: Michael Schroeder <mls@suse.de>
Date: Tue, 10 Dec 2013 15:15:38 +0000 (+0100)
Subject: fix double-free if the number of languages is reduced to zero
X-Git-Tag: 0.6.4~138
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d66d76bdde309536289f4a755ee327c1e92b2fc4;p=thirdparty%2Flibsolv.git

fix double-free if the number of languages is reduced to zero
---

diff --git a/src/pool.c b/src/pool.c
index 910a9c1b..24a7fb49 100644
--- a/src/pool.c
+++ b/src/pool.c
@@ -1661,12 +1661,9 @@ pool_set_languages(Pool *pool, const char **languages, int nlanguages)
 
   pool->languagecache = solv_free(pool->languagecache);
   pool->languagecacheother = 0;
-  if (pool->nlanguages)
-    {
-      for (i = 0; i < pool->nlanguages; i++)
-	free((char *)pool->languages[i]);
-      free(pool->languages);
-    }
+  for (i = 0; i < pool->nlanguages; i++)
+    free((char *)pool->languages[i]);
+  pool->languages = solv_free(pool->languages);
   pool->nlanguages = nlanguages;
   if (!nlanguages)
     return;