diff options
| author | Wojciech Ziemba <wojciech.ziemba@intel.com> | 2022-04-07 19:54:47 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2022-04-15 11:34:26 +0300 |
| commit | 4b61d2bd346de12bb62668ae0dc2f332643067a3 (patch) | |
| tree | 02583a80783015f8b81156dc72e57cdef22bf438 /drivers/crypto/qat | |
| parent | 569b462e6604fab6ec4dc6649d06ac62564567ce (diff) | |
| download | linux-4b61d2bd346de12bb62668ae0dc2f332643067a3.tar.xz | |
crypto: qat - add check for invalid PFVF protocol version 0
PFVF protocol version 0 is not a valid version, but PF drivers
currently would report any such version from VFs as compatible.
This patch adds an extra check for the invalid PFVF protocol
version 0.
Signed-off-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Signed-off-by: Marco Chiappero <marco.chiappero@intel.com>
Reviewed-by: Marco Chiappero <marco.chiappero@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/qat')
| -rw-r--r-- | drivers/crypto/qat/qat_common/adf_pfvf_pf_proto.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/crypto/qat/qat_common/adf_pfvf_pf_proto.c b/drivers/crypto/qat/qat_common/adf_pfvf_pf_proto.c index 588352de1ef0..c059b98836aa 100644 --- a/drivers/crypto/qat/qat_common/adf_pfvf_pf_proto.c +++ b/drivers/crypto/qat/qat_common/adf_pfvf_pf_proto.c @@ -242,7 +242,9 @@ static int adf_handle_vf2pf_msg(struct adf_accel_dev *accel_dev, u8 vf_nr, "VersionRequest received from VF%d (vers %d) to PF (vers %d)\n", vf_nr, vf_compat_ver, ADF_PFVF_COMPAT_THIS_VERSION); - if (vf_compat_ver <= ADF_PFVF_COMPAT_THIS_VERSION) + if (vf_compat_ver == 0) + compat = ADF_PF2VF_VF_INCOMPATIBLE; + else if (vf_compat_ver <= ADF_PFVF_COMPAT_THIS_VERSION) compat = ADF_PF2VF_VF_COMPATIBLE; else compat = ADF_PF2VF_VF_COMPAT_UNKNOWN; |