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-rw-r--r--tools/lguest/lguest.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/tools/lguest/lguest.c b/tools/lguest/lguest.c
index e44052483..80159e681 100644
--- a/tools/lguest/lguest.c
+++ b/tools/lguest/lguest.c
@@ -125,7 +125,11 @@ struct device_list {
/* The list of Guest devices, based on command line arguments. */
static struct device_list devices;
-struct virtio_pci_cfg_cap {
+/*
+ * Just like struct virtio_pci_cfg_cap in uapi/linux/virtio_pci.h,
+ * but uses a u32 explicitly for the data.
+ */
+struct virtio_pci_cfg_cap_u32 {
struct virtio_pci_cap cap;
u32 pci_cfg_data; /* Data for BAR access. */
};
@@ -157,7 +161,7 @@ struct pci_config {
struct virtio_pci_notify_cap notify;
struct virtio_pci_cap isr;
struct virtio_pci_cap device;
- struct virtio_pci_cfg_cap cfg_access;
+ struct virtio_pci_cfg_cap_u32 cfg_access;
};
/* The device structure describes a single device. */
@@ -1291,7 +1295,7 @@ static struct device *dev_and_reg(u32 *reg)
* only fault if they try to write with some invalid bar/offset/length.
*/
static bool valid_bar_access(struct device *d,
- struct virtio_pci_cfg_cap *cfg_access)
+ struct virtio_pci_cfg_cap_u32 *cfg_access)
{
/* We only have 1 bar (BAR0) */
if (cfg_access->cap.bar != 0)