From: Wayne Davison <wayned@samba.org>
Date: Wed, 23 Jul 2008 04:34:20 +0000 (-0700)
Subject: Fixed a bug in match_hard_links() where an empty directory would try
X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/commitdiff_plain/209371b8915304a2ec1086f19bf97fccedad23e0

Fixed a bug in match_hard_links() where an empty directory would try
to allocate 0 bytes of memory (which can fail on some OSes).
---

diff --git a/hlink.c b/hlink.c
index 1e8adc86..99b4315e 100644
--- a/hlink.c
+++ b/hlink.c
@@ -179,7 +179,7 @@ static void match_gnums(int32 *ndx_list, int ndx_count)
  * to first when we're done. */
 void match_hard_links(struct file_list *flist)
 {
-	if (!list_only) {
+	if (!list_only && flist->used) {
 		int i, ndx_count = 0;
 		int32 *ndx_list;