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efi_loader: simplify efi_search

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Use helper function efi_search_protocol in efi_search.
Add missing comments.
Put default handling into default branch of switch statement.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Heinrich Schuchardt 2017-10-26 19:25:55 +02:00 committed by Alexander Graf
parent 1202530d22
commit 42cf12420b
1 changed files with 6 additions and 9 deletions
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15
lib/efi_loader/efi_boottime.c
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@ -983,24 +983,21 @@ static int efi_search(enum efi_locate_search_type search_type,
const efi_guid_t *protocol, void *search_key,
struct efi_object *efiobj)
{
int i;
efi_status_t ret;
switch (search_type) {
case ALL_HANDLES:
return 0;
case BY_REGISTER_NOTIFY:
/* RegisterProtocolNotify is not implemented yet */
/* TODO: RegisterProtocolNotify is not implemented yet */
return -1;
case BY_PROTOCOL:
for (i = 0; i < ARRAY_SIZE(efiobj->protocols); i++) {
const efi_guid_t *guid = efiobj->protocols[i].guid;
if (guid && !guidcmp(guid, protocol))
return 0;
}
ret = efi_search_protocol(efiobj->handle, protocol, NULL);
return (ret != EFI_SUCCESS);
default:
/* Invalid search type */
return -1;
}
return -1;
}
/*