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[Qemu-devel] [PULL 5/5] pc: don't access fw cfg if NULL
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From: |
Michael S. Tsirkin |
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Subject: |
[Qemu-devel] [PULL 5/5] pc: don't access fw cfg if NULL |
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Date: |
Wed, 17 Jul 2013 12:48:12 +0300 |
commit f8c457b88d72a48989f190bc3d7b79f4f3b7d11c
"pc: pass PCI hole ranges to Guests"
broke Xen as it has no fw_cfg.
Check for this configuration and boil out.
Signed-off-by: Michael S. Tsirkin <address@hidden>
Tested-by: Stefano Stabellini <address@hidden>
---
hw/i386/pc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 80c27d6..cb3897e 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1000,7 +1000,7 @@ typedef struct PcRomPciInfo {
static void pc_fw_cfg_guest_info(PcGuestInfo *guest_info)
{
PcRomPciInfo *info;
- if (!guest_info->has_pci_info) {
+ if (!guest_info->has_pci_info || !guest_info->fw_cfg) {
return;
}
--
MST