diff mbox series

[U-Boot,2/4] efi_loader: check interface when uninstalling protocol

Message ID 20180511100923.29659-3-xypron.glpk@gmx.de
State Accepted
Commit 1f470e1790e7303d0fcd6592f79f6e9888be3f12
Delegated to: Alexander Graf
Headers show
Series implement ReinstallProtocolInterface | expand

Commit Message

Heinrich Schuchardt May 11, 2018, 10:09 a.m. UTC 
The interface has to be checked in UninstallProtocolInterface.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
---
 lib/efi_loader/efi_boottime.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c
index 5e4089df621..bfaef29d3e6 100644
--- a/lib/efi_loader/efi_boottime.c
+++ b/lib/efi_loader/efi_boottime.c
@@ -494,6 +494,8 @@  efi_status_t efi_remove_protocol(const efi_handle_t handle,
 		return ret;
 	if (guidcmp(handler->guid, protocol))
 		return EFI_INVALID_PARAMETER;
+	if (handler->protocol_interface != protocol_interface)
+		return EFI_INVALID_PARAMETER;
 	list_del(&handler->link);
 	free(handler);
 	return EFI_SUCCESS;