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;