From 8bee5a3c1365098f293305bf6744482cfe85e51d Mon Sep 17 00:00:00 2001
From: "xypron.glpk@gmx.de" <xypron.glpk@gmx.de>
Date: Tue, 11 Jul 2017 22:06:18 +0200
Subject: [PATCH] efi_loader: refactor efi_install_protocol_interface

For the implementation of InstallMultipleProtocolInterfaces we
need to call efi_install_protocol_interface. In internal calls
we should not pass through EFI_EXIT.

The patch introduces a wrapper function
efi_install_protocol_interface_ext.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
---
 lib/efi_loader/efi_boottime.c | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c
index 0ad7ade79c..0914b71997 100644
--- a/lib/efi_loader/efi_boottime.c
+++ b/lib/efi_loader/efi_boottime.c
@@ -307,9 +307,6 @@ static efi_status_t EFIAPI efi_install_protocol_interface(void **handle,
 	int i;
 	efi_status_t r;
 
-	EFI_ENTRY("%p, %p, %d, %p", handle, protocol, protocol_interface_type,
-		  protocol_interface);
-
 	if (!handle || !protocol ||
 	    protocol_interface_type != EFI_NATIVE_INTERFACE) {
 		r = EFI_INVALID_PARAMETER;
@@ -356,7 +353,19 @@ static efi_status_t EFIAPI efi_install_protocol_interface(void **handle,
 	}
 	r = EFI_INVALID_PARAMETER;
 out:
-	return EFI_EXIT(r);
+	return r;
+}
+
+static efi_status_t EFIAPI efi_install_protocol_interface_ext(void **handle,
+			efi_guid_t *protocol, int protocol_interface_type,
+			void *protocol_interface)
+{
+	EFI_ENTRY("%p, %p, %d, %p", handle, protocol, protocol_interface_type,
+		  protocol_interface);
+
+	return EFI_EXIT(efi_install_protocol_interface(handle, protocol,
+						       protocol_interface_type,
+						       protocol_interface));
 }
 
 static efi_status_t EFIAPI efi_reinstall_protocol_interface(void *handle,
@@ -894,7 +903,7 @@ static const struct efi_boot_services efi_boot_services = {
 	.signal_event = efi_signal_event,
 	.close_event = efi_close_event,
 	.check_event = efi_check_event,
-	.install_protocol_interface = efi_install_protocol_interface,
+	.install_protocol_interface = efi_install_protocol_interface_ext,
 	.reinstall_protocol_interface = efi_reinstall_protocol_interface,
 	.uninstall_protocol_interface = efi_uninstall_protocol_interface,
 	.handle_protocol = efi_handle_protocol,
-- 
2.39.5