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-rw-r--r--queue-6.8/ice-fix-checking-for-unsupported-keys-on-non-tunnel-.patch51
1 files changed, 51 insertions, 0 deletions
diff --git a/queue-6.8/ice-fix-checking-for-unsupported-keys-on-non-tunnel-.patch b/queue-6.8/ice-fix-checking-for-unsupported-keys-on-non-tunnel-.patch
new file mode 100644
index 0000000000..360d1a0ca7
--- /dev/null
+++ b/queue-6.8/ice-fix-checking-for-unsupported-keys-on-non-tunnel-.patch
@@ -0,0 +1,51 @@
+From c12a75fbfb7d0fd445a9f184756ad0d0eeebbaf4 Mon Sep 17 00:00:00 2001
+From: Sasha Levin <sashal@kernel.org>
+Date: Tue, 9 Apr 2024 17:45:44 +0200
+Subject: ice: Fix checking for unsupported keys on non-tunnel device
+
+From: Marcin Szycik <marcin.szycik@linux.intel.com>
+
+[ Upstream commit 2cca35f5dd78b9f8297c879c5db5ab137c5d86c3 ]
+
+Add missing FLOW_DISSECTOR_KEY_ENC_* checks to TC flower filter parsing.
+Without these checks, it would be possible to add filters with tunnel
+options on non-tunnel devices. enc_* options are only valid for tunnel
+devices.
+
+Example:
+ devlink dev eswitch set $PF1_PCI mode switchdev
+ echo 1 > /sys/class/net/$PF1/device/sriov_numvfs
+ tc qdisc add dev $VF1_PR ingress
+ ethtool -K $PF1 hw-tc-offload on
+ tc filter add dev $VF1_PR ingress flower enc_ttl 12 skip_sw action drop
+
+Fixes: 9e300987d4a8 ("ice: VXLAN and Geneve TC support")
+Reviewed-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com>
+Signed-off-by: Marcin Szycik <marcin.szycik@linux.intel.com>
+Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
+Tested-by: Sujai Buvaneswaran <sujai.buvaneswaran@intel.com>
+Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
+Signed-off-by: Sasha Levin <sashal@kernel.org>
+---
+ drivers/net/ethernet/intel/ice/ice_tc_lib.c | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/drivers/net/ethernet/intel/ice/ice_tc_lib.c b/drivers/net/ethernet/intel/ice/ice_tc_lib.c
+index bcbcfc67e5606..688ccb0615ab9 100644
+--- a/drivers/net/ethernet/intel/ice/ice_tc_lib.c
++++ b/drivers/net/ethernet/intel/ice/ice_tc_lib.c
+@@ -1489,7 +1489,10 @@ ice_parse_cls_flower(struct net_device *filter_dev, struct ice_vsi *vsi,
+ (BIT_ULL(FLOW_DISSECTOR_KEY_ENC_IPV4_ADDRS) |
+ BIT_ULL(FLOW_DISSECTOR_KEY_ENC_IPV6_ADDRS) |
+ BIT_ULL(FLOW_DISSECTOR_KEY_ENC_KEYID) |
+- BIT_ULL(FLOW_DISSECTOR_KEY_ENC_PORTS))) {
++ BIT_ULL(FLOW_DISSECTOR_KEY_ENC_PORTS) |
++ BIT_ULL(FLOW_DISSECTOR_KEY_ENC_IP) |
++ BIT_ULL(FLOW_DISSECTOR_KEY_ENC_OPTS) |
++ BIT_ULL(FLOW_DISSECTOR_KEY_ENC_CONTROL))) {
+ NL_SET_ERR_MSG_MOD(fltr->extack, "Tunnel key used, but device isn't a tunnel");
+ return -EOPNOTSUPP;
+ } else {
+--
+2.43.0
+