From 3ed8d5122026f37dd96cc7e8503c4f3ecf0afbb7 Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Wed, 8 Jun 2011 22:01:41 +0100
Subject: [PATCH] Coverity: Avoid calling sort_strings (NULL, 0) on empty list.

---
 daemon/devsparts.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/daemon/devsparts.c b/daemon/devsparts.c
index 1781def..c8f0256 100644
--- a/daemon/devsparts.c
+++ b/daemon/devsparts.c
@@ -105,8 +105,9 @@ foreach_block_device (block_dev_func_t func)
     return NULL;
   }
 
-  /* Sort the devices */
-  sort_strings (r, size);
+  /* Sort the devices.  Note that r might be NULL if there are no devices. */
+  if (r != NULL)
+    sort_strings (r, size);
 
   /* NULL terminate the list */
   if (add_string (&r, &size, &alloc, NULL) == -1) {
-- 
1.8.3.1