From e0cbed4dbb7c21798b5eecf3d326fb778c4d0be2 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 2 Oct 2013 19:38:09 +0200
Subject: [PATCH] efi: never call qsort on potentially NULL arrays

---
 src/shared/efivars.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/shared/efivars.c b/src/shared/efivars.c
index 1d5b6f9..c015b16 100644
--- a/src/shared/efivars.c
+++ b/src/shared/efivars.c
@@ -384,7 +384,8 @@ int efi_get_boot_options(uint16_t **options) {
                 list[count ++] = id;
         }
 
-        qsort(list, count, sizeof(uint16_t), cmp_uint16);
+        if (list)
+                qsort(list, count, sizeof(uint16_t), cmp_uint16);
 
         *options = list;
         return count;