Commit 4daf6259 authored by Anoob Soman's avatar Anoob Soman Committed by Stefano Stabellini
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xen/pt: Fixup addr validation in xen_pt_pci_config_access_check 



xen_pt_pci_config_access_check checks if addr >= 0xFF. 0xFF is a valid
address and should not be ignored.

Signed-off-by: default avatarAnoob Soman <anoob.soman@citrix.com>
Acked-by: default avatarAnthony PERARD <anthony.perard@citrix.com>
Signed-off-by: default avatarStefano Stabellini <sstabellini@kernel.org>
parent 6c808651

hw/xen/xen_pt.c

+1 −1
Original line number Diff line number Diff line
@@ -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;