diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c
index 47d3efff6805..09f36c0d9d4f 100644
--- a/arch/x86/boot/compressed/eboot.c
+++ b/arch/x86/boot/compressed/eboot.c
@@ -163,7 +163,8 @@ __setup_efi_pci32(efi_pci_io_protocol_32 *pci, struct pci_setup_rom **__rom)
 	if (status != EFI_SUCCESS)
 		goto free_struct;
 
-	memcpy(rom->romdata, pci->romimage, pci->romsize);
+	memcpy(rom->romdata, (void *)(unsigned long)pci->romimage,
+	       pci->romsize);
 	return status;
 
 free_struct:
@@ -269,7 +270,8 @@ __setup_efi_pci64(efi_pci_io_protocol_64 *pci, struct pci_setup_rom **__rom)
 	if (status != EFI_SUCCESS)
 		goto free_struct;
 
-	memcpy(rom->romdata, pci->romimage, pci->romsize);
+	memcpy(rom->romdata, (void *)(unsigned long)pci->romimage,
+	       pci->romsize);
 	return status;
 
 free_struct:
diff --git a/include/linux/efi.h b/include/linux/efi.h
index f1b7d68ac460..3016d8c456bc 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -395,8 +395,8 @@ typedef struct {
 	u32 attributes;
 	u32 get_bar_attributes;
 	u32 set_bar_attributes;
-	uint64_t romsize;
-	void *romimage;
+	u64 romsize;
+	u32 romimage;
 } efi_pci_io_protocol_32;
 
 typedef struct {
@@ -415,8 +415,8 @@ typedef struct {
 	u64 attributes;
 	u64 get_bar_attributes;
 	u64 set_bar_attributes;
-	uint64_t romsize;
-	void *romimage;
+	u64 romsize;
+	u64 romimage;
 } efi_pci_io_protocol_64;
 
 typedef struct {