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efi_loader: check interface when uninstalling protocol

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The interface has to be checked in UninstallProtocolInterface.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Heinrich Schuchardt 2018-05-11 12:09:21 +02:00 committed by Alexander Graf
parent 0d6ea050cc
commit 1f470e1790
1 changed files with 2 additions and 0 deletions
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2
lib/efi_loader/efi_boottime.c
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@ -493,6 +493,8 @@ 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;