diff options
Diffstat (limited to 'drivers/firmware')
| -rw-r--r-- | drivers/firmware/efi/efi-stub-helper.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/firmware/efi/efi-stub-helper.c b/drivers/firmware/efi/efi-stub-helper.c index b314bf72027..fda510fa357 100644 --- a/drivers/firmware/efi/efi-stub-helper.c +++ b/drivers/firmware/efi/efi-stub-helper.c @@ -255,6 +255,9 @@ static void efi_free(efi_system_table_t *sys_table_arg, unsigned long size, { unsigned long nr_pages; + if (!size) + return; + nr_pages = round_up(size, EFI_PAGE_SIZE) / EFI_PAGE_SIZE; efi_call_phys2(sys_table_arg->boottime->free_pages, addr, nr_pages); } |