dictionary: Fix memory leak in dict_set_encoding().

If this function was called more than once for a given dictionary then all
but the final encoding name would be leaked.

diff --git a/src/data/dictionary.c b/src/data/dictionary.c
index f69d91e3605ed246302740c74e1cb2f47ef3d8f7..bca92dabe300b4c34439845c47abf485c900a778 100644 (file)
--- a/src/data/dictionary.c
+++ b/src/data/dictionary.c
@@ -81,7 +81,10 @@ void
 dict_set_encoding (struct dictionary *d, const char *enc)
 {
   if (enc)
-    d->encoding = xstrdup (enc);
+    {
+      free (d->encoding);
+      d->encoding = xstrdup (enc);
+    }
 }
 
 const char *