On Tue, Apr 16, 2019 at 08:01:10PM +0200, Heinrich Schuchardt wrote: > The UEFI specification allows LoadImage() to be called with a memory > location only and without a device path. In this case FilePath will not be > set in the EFI_LOADED_IMAGE_PROTOCOL. > > So in function grub_efi_get_filename() the device path argument may be > NULL. As we cannot determine the device path in this case just return NULL > from the function. > > Signed-off-by: Heinrich Schuchardt <[email protected]>
Reviewed-by: Leif Lindholm <[email protected]> > --- > grub-core/kern/efi/efi.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/grub-core/kern/efi/efi.c b/grub-core/kern/efi/efi.c > index 708581fcb..84e68cf31 100644 > --- a/grub-core/kern/efi/efi.c > +++ b/grub-core/kern/efi/efi.c > @@ -327,6 +327,9 @@ grub_efi_get_filename (grub_efi_device_path_t *dp0) > grub_size_t filesize = 0; > grub_efi_device_path_t *dp; > > + if (!dp0) > + return NULL; > + > dp = dp0; > > while (1) > -- > 2.20.1 > _______________________________________________ Bug-grub mailing list [email protected] https://lists.gnu.org/mailman/listinfo/bug-grub
