i40e: Disallow ip4 and ip6 l4_4_bytes
authorPrzemyslaw Patynowski <przemyslawx.patynowski@intel.com>
Tue, 15 Nov 2022 08:49:25 +0000 (09:49 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 14 Dec 2022 10:37:26 +0000 (11:37 +0100)
commitd841cc15630432144c0ae5569c7ea7871e5a9315
tree880506bdf149e4a76f68d13348bd72d86e63239c
parent625a13850b310277184b3e38673385bf4c5b46e4
i40e: Disallow ip4 and ip6 l4_4_bytes

[ Upstream commit d64aaf3f7869f915fd120763d75f11d6b116424d ]

Return -EOPNOTSUPP, when user requests l4_4_bytes for raw IP4 or
IP6 flow director filters. Flow director does not support filtering
on l4 bytes for PCTYPEs used by IP4 and IP6 filters.
Without this patch, user could create filters with l4_4_bytes fields,
which did not do any filtering on L4, but only on L3 fields.

Fixes: 36777d9fa24c ("i40e: check current configured input set when adding ntuple filters")
Signed-off-by: Przemyslaw Patynowski <przemyslawx.patynowski@intel.com>
Signed-off-by: Kamil Maziarz <kamil.maziarz@intel.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Gurucharan G <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/net/ethernet/intel/i40e/i40e_ethtool.c