[PATCH 15/15] efi: initrd: make efi_initrd_register initrd pointer param const

[Ahmad Fatoum <a.fatoum@pengutronix.de>]

The initrd buffer isn't actually used in a writable manner, so reflect
that in the types used to hold its base address.

Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
---
 efi/initrd.c         | 4 ++--
 efi/loader/bootm.c   | 2 +-
 include/efi/initrd.h | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/efi/initrd.c b/efi/initrd.c
index 642422b38d2a..01361d0a3071 100644
--- a/efi/initrd.c
+++ b/efi/initrd.c
@@ -35,7 +35,7 @@ static const struct {
 
 static struct linux_initrd {
 	struct efi_load_file_protocol base;
-	void *start;
+	const void *start;
 	size_t size;
 	efi_handle_t lf2_handle;
 } initrd;
@@ -70,7 +70,7 @@ static efi_status_t EFIAPI efi_initrd_load_file2(
 	return EFI_SUCCESS;
 }
 
-int efi_initrd_register(void *initrd_base, size_t initrd_sz)
+int efi_initrd_register(const void *initrd_base, size_t initrd_sz)
 {
 	struct efi_boot_services *bs;
 	efi_status_t efiret;
diff --git a/efi/loader/bootm.c b/efi/loader/bootm.c
index fcc17a03905f..8a0519fca3de 100644
--- a/efi/loader/bootm.c
+++ b/efi/loader/bootm.c
@@ -191,7 +191,7 @@ static efi_status_t efi_install_initrd(struct image_data *data,
 	if (IS_ERR(initrd_res))
 		return PTR_ERR(initrd_res);
 	if (initrd_res)
-		efi_initrd_register((void *)initrd_res->start,
+		efi_initrd_register((const void *)initrd_res->start,
 				    resource_size(initrd_res));
 
 	return EFI_SUCCESS;
diff --git a/include/efi/initrd.h b/include/efi/initrd.h
index 08af2d299ad6..b36875c7fe7c 100644
--- a/include/efi/initrd.h
+++ b/include/efi/initrd.h
@@ -5,7 +5,7 @@
 
 #include <linux/types.h>
 
-int efi_initrd_register(void *initrd, size_t initrd_size);
+int efi_initrd_register(const void *initrd, size_t initrd_size);
 void efi_initrd_unregister(void);
 
 #endif
-- 
2.47.3