On Mon, Jul 25, 2022 at 11:40:09AM +0100, Srinivas Kerekare wrote: > The function qat_uclo_check_image() validates the MMP and AE firmware > images. If the QAT device supports firmware authentication (indicated > by the handle to firmware loader), the input signed binary MMP and AE > images are validated by parsing the following information: > - Header length > - Full size of the binary > - Type of binary image (MMP or AE Firmware) > > Firmware binaries use RSA3K for signing and verification. > The header length for the RSA3k is 0x384 bytes. > > All the size field values in the binary are quantified > as DWORDS (1 DWORD = 4bytes). > > On an invalid value the function prints an error message and returns > with an error code "EINVAL". > > Signed-off-by: Srinivas Kerekare <srinivas.kerekare@xxxxxxxxx> > Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@xxxxxxxxx> > Reviewed-by: Wojciech Ziemba <wojciech.ziemba@xxxxxxxxx> > --- > drivers/crypto/qat/qat_common/icp_qat_uclo.h | 3 +- > drivers/crypto/qat/qat_common/qat_uclo.c | 56 +++++++++++++++++++- > 2 files changed, 57 insertions(+), 2 deletions(-) Patch applied. Thanks. -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
