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efi_loader: rework efi_search_obj

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EFI_HANDLEs are used both in boottime and in runtime services.
efi_search_obj is a function that can be used to validate
handles. So let's make it accessible via efi_loader.h.

We can simplify the coding using list_for_each_entry.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Heinrich Schuchardt 2017-11-06 21:17:50 +01:00 committed by Alexander Graf
parent caf864e434
commit 1b68153af1
2 changed files with 5 additions and 6 deletions
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2
include/efi_loader.h
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@ -192,6 +192,8 @@ void efi_restore_gd(void);
void efi_runtime_relocate(ulong offset, struct efi_mem_desc *map);
/* Call this to set the current device name */
void efi_set_bootdev(const char *dev, const char *devnr, const char *path);
/* Call this to validate a handle and find the EFI object for it */
struct efi_object *efi_search_obj(void *handle);
/* Call this to create an event */
efi_status_t efi_create_event(uint32_t type, efi_uintn_t notify_tpl,
void (EFIAPI *notify_function) (

9
lib/efi_loader/efi_boottime.c
View File

@ -684,14 +684,11 @@ static efi_status_t EFIAPI efi_check_event(struct efi_event *event)
* @handle handle to find
* @return EFI object
*/
static struct efi_object *efi_search_obj(void *handle)
struct efi_object *efi_search_obj(void *handle)
{
struct list_head *lhandle;
struct efi_object *efiobj;
list_for_each(lhandle, &efi_obj_list) {
struct efi_object *efiobj;
efiobj = list_entry(lhandle, struct efi_object, link);
list_for_each_entry(efiobj, &efi_obj_list, link) {
if (efiobj->handle == handle)
return efiobj;
}