# HG changeset patch
# User Jim Meyering <meyering@redhat.com>
# Date 1263798607 -3600
# Node ID 366ef0bb3316f846bb24d39dfde68e450f5e43a1
# Parent  45b6d788dbb677d7b86aef6dcf495940e780feb5
readtokens: do not leak internal token_lengths buffer

* lib/readtokens.c (readtokens): Free the local, lengths,
when the supplied "token_lengths" parameter is NULL.

diff --git a/ChangeLog b/ChangeLog
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2010-01-18  Jim Meyering  <meyering@redhat.com>
+
+	readtokens: do not leak internal token_lengths buffer
+	* lib/readtokens.c (readtokens): Free the local, lengths,
+	when the supplied "token_lengths" parameter is NULL.
+
 2010-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
 	Fix a couple of missing LIBTHREAD link failures on AIX.
diff --git a/lib/readtokens.c b/lib/readtokens.c
--- a/lib/readtokens.c
+++ b/lib/readtokens.c
@@ -197,5 +197,7 @@
   *tokens_out = tokens;
   if (token_lengths != NULL)
     *token_lengths = lengths;
+  else
+    free (lengths);
   return n_tokens;
 }