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[efi] Allow passing a NULL device path to path utility functions

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2022-12-22 13:28:06 +00:00
parent d879c8e4d9
commit 0f3ace92c6
2 changed files with 5 additions and 5 deletions
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2
src/interface/efi/efi_local.c
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@@ -425,7 +425,7 @@ static int efi_local_open_resolved ( struct efi_local *local,
static int efi_local_open_path ( struct efi_local *local, const char *path ) {
FILEPATH_DEVICE_PATH *fp = container_of ( efi_loaded_image->FilePath,
FILEPATH_DEVICE_PATH, Header);
size_t fp_len = ( fp ? efi_path_len ( &fp->Header ) : 0 );
size_t fp_len = efi_path_len ( &fp->Header );
char base[ fp_len / 2 /* Cannot exceed this length */ ];
size_t remaining = sizeof ( base );
size_t len;