fireinfo: Fix SEGV on QEMU without KVM
[ipfire-2.x.git] / src / patches / fireinfo-Skip-search-for-hypervisor-name-when-the-CPU-string-.patch
1 From c667589410912ca980a78f417e86dd6585d58f9a Mon Sep 17 00:00:00 2001
2 From: Michael Tremer <michael.tremer@ipfire.org>
3 Date: Mon, 4 May 2015 16:00:31 +0200
4 Subject: [PATCH] Skip search for hypervisor name when the CPU string is empty
5
6 ---
7 src/_fireinfo/fireinfo.c | 11 ++++++-----
8 1 file changed, 6 insertions(+), 5 deletions(-)
9
10 diff --git a/src/_fireinfo/fireinfo.c b/src/_fireinfo/fireinfo.c
11 index fc639d9d4cd9..6601c21a733f 100644
12 --- a/src/_fireinfo/fireinfo.c
13 +++ b/src/_fireinfo/fireinfo.c
14 @@ -156,11 +156,12 @@ int detect_hypervisor(int *hypervisor) {
15
16 *hypervisor = HYPER_OTHER;
17
18 - int id;
19 - for (id = HYPER_NONE + 1; id < HYPER_LAST; id++) {
20 - if (strcmp(hypervisor_ids[id], sig.text) == 0) {
21 - *hypervisor = id;
22 - break;
23 + if (*sig.text) {
24 + for (int id = HYPER_NONE + 1; id < HYPER_LAST; id++) {
25 + if (strcmp(hypervisor_ids[id], sig.text) == 0) {
26 + *hypervisor = id;
27 + break;
28 + }
29 }
30 }
31
32 --
33 2.1.0
34