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[Qemu-devel] [PULL 3/3] xen/pt: Fixup addr validation in xen_pt_pci_conf
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From: |
Stefano Stabellini |
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Subject: |
[Qemu-devel] [PULL 3/3] xen/pt: Fixup addr validation in xen_pt_pci_config_access_check |
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Date: |
Fri, 7 Jul 2017 11:30:04 -0700 |
From: Anoob Soman <address@hidden>
xen_pt_pci_config_access_check checks if addr >= 0xFF. 0xFF is a valid
address and should not be ignored.
Signed-off-by: Anoob Soman <address@hidden>
Acked-by: Anthony PERARD <address@hidden>
Signed-off-by: Stefano Stabellini <address@hidden>
---
hw/xen/xen_pt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/xen/xen_pt.c b/hw/xen/xen_pt.c
index b6d71bb..375efa6 100644
--- a/hw/xen/xen_pt.c
+++ b/hw/xen/xen_pt.c
@@ -85,7 +85,7 @@ void xen_pt_log(const PCIDevice *d, const char *f, ...)
static int xen_pt_pci_config_access_check(PCIDevice *d, uint32_t addr, int len)
{
/* check offset range */
- if (addr >= 0xFF) {
+ if (addr > 0xFF) {
XEN_PT_ERR(d, "Failed to access register with offset exceeding 0xFF. "
"(addr: 0x%02x, len: %d)\n", addr, len);
return -1;
--
1.9.1