[PATCH 1/1] efi_loader: avoid using HandleProtocol in helloworld.efi

Heinrich Schuchardt heinrich.schuchardt at canonical.com
Tue Apr 4 07:17:48 CEST 2023


HandleProtocol() is deprecated and leaves an OpenedProtocolInformation
behind. Use OpenProtocol(GET_PROTOCOL) instead.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt at canonical.com>
---
 lib/efi_loader/helloworld.c | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/lib/efi_loader/helloworld.c b/lib/efi_loader/helloworld.c
index 49fa8cc2f0..6405f58ec3 100644
--- a/lib/efi_loader/helloworld.c
+++ b/lib/efi_loader/helloworld.c
@@ -197,8 +197,10 @@ efi_status_t EFIAPI efi_main(efi_handle_t handle,
 	print_config_tables();
 
 	/* Get the loaded image protocol */
-	ret = boottime->handle_protocol(handle, &loaded_image_guid,
-					(void **)&loaded_image);
+	ret = boottime->open_protocol(handle, &loaded_image_guid,
+				      (void **)&loaded_image, NULL, NULL,
+				      EFI_OPEN_PROTOCOL_GET_PROTOCOL);
+
 	if (ret != EFI_SUCCESS) {
 		con_out->output_string
 			(con_out, u"Cannot open loaded image protocol\r\n");
@@ -219,9 +221,10 @@ efi_status_t EFIAPI efi_main(efi_handle_t handle,
 			(con_out, u"Missing device handle\r\n");
 		goto out;
 	}
-	ret = boottime->handle_protocol(loaded_image->device_handle,
-					&device_path_guid,
-					(void **)&device_path);
+	ret = boottime->open_protocol(loaded_image->device_handle,
+				      &device_path_guid,
+				      (void **)&device_path, NULL, NULL,
+				      EFI_OPEN_PROTOCOL_GET_PROTOCOL);
 	if (ret != EFI_SUCCESS) {
 		con_out->output_string
 			(con_out, u"Missing device path for device handle\r\n");
-- 
2.39.2



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