diff options
| author | Heinrich Schuchardt <xypron.glpk@gmx.de> | 2017-11-26 14:05:15 +0100 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2017-12-01 13:37:06 +0100 |
| commit | 80286e8f811341e6054a85b69e2573a778ba42cf (patch) | |
| tree | 59655b12cb24e8f214b6a08c998b0b4743e83fbf /lib/efi_loader | |
| parent | 9449358a71b7dfd96ed9f3fbd276d4a19daef1b5 (diff) | |
efi_loader: simplify efi_open_protocol
Use function efi_search_protocol.
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'lib/efi_loader')
| -rw-r--r-- | lib/efi_loader/efi_boottime.c | 36 |
1 files changed, 6 insertions, 30 deletions
diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c index 565addfc3f..4cc5b1e620 100644 --- a/lib/efi_loader/efi_boottime.c +++ b/lib/efi_loader/efi_boottime.c @@ -2051,8 +2051,7 @@ static efi_status_t EFIAPI efi_open_protocol( void **protocol_interface, void *agent_handle, void *controller_handle, uint32_t attributes) { - struct list_head *lhandle; - int i; + struct efi_handler *handler; efi_status_t r = EFI_INVALID_PARAMETER; EFI_ENTRY("%p, %pUl, %p, %p, %p, 0x%x", handle, protocol, @@ -2065,8 +2064,6 @@ static efi_status_t EFIAPI efi_open_protocol( goto out; } - EFI_PRINT_GUID("protocol", protocol); - switch (attributes) { case EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL: case EFI_OPEN_PROTOCOL_GET_PROTOCOL: @@ -2087,33 +2084,12 @@ static efi_status_t EFIAPI efi_open_protocol( goto out; } - list_for_each(lhandle, &efi_obj_list) { - struct efi_object *efiobj; - efiobj = list_entry(lhandle, struct efi_object, link); - - if (efiobj->handle != handle) - continue; - - for (i = 0; i < ARRAY_SIZE(efiobj->protocols); i++) { - struct efi_handler *handler = &efiobj->protocols[i]; - const efi_guid_t *hprotocol = handler->guid; - if (!hprotocol) - continue; - if (!guidcmp(hprotocol, protocol)) { - if (attributes != - EFI_OPEN_PROTOCOL_TEST_PROTOCOL) { - *protocol_interface = - handler->protocol_interface; - } - r = EFI_SUCCESS; - goto out; - } - } - goto unsupported; - } + r = efi_search_protocol(handle, protocol, &handler); + if (r != EFI_SUCCESS) + goto out; -unsupported: - r = EFI_UNSUPPORTED; + if (attributes != EFI_OPEN_PROTOCOL_TEST_PROTOCOL) + *protocol_interface = handler->protocol_interface; out: return EFI_EXIT(r); } |