diff options
| author | Lukasz Czapnik <lukasz.czapnik@intel.com> | 2025-08-13 13:45:14 +0300 |
|---|---|---|
| committer | Tony Nguyen <anthony.l.nguyen@intel.com> | 2025-09-19 01:46:29 +0300 |
| commit | 9739d5830497812b0bdeaee356ddefbe60830b88 (patch) | |
| tree | ff47a29e461a0e399db0d4ae28f4d879cd93c0b7 /drivers/net/ethernet/intel/i40e | |
| parent | f1ad24c5abe1eaef69158bac1405a74b3c365115 (diff) | |
| download | linux-9739d5830497812b0bdeaee356ddefbe60830b88.tar.xz | |
i40e: fix input validation logic for action_meta
Fix condition to check 'greater or equal' to prevent OOB dereference.
Fixes: e284fc280473 ("i40e: Add and delete cloud filter")
Cc: stable@vger.kernel.org
Signed-off-by: Lukasz Czapnik <lukasz.czapnik@intel.com>
Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Signed-off-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Tested-by: Rafal Romanowski <rafal.romanowski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index b6db4d78c02d..c85715f75435 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -3603,7 +3603,7 @@ static int i40e_validate_cloud_filter(struct i40e_vf *vf, /* action_meta is TC number here to which the filter is applied */ if (!tc_filter->action_meta || - tc_filter->action_meta > vf->num_tc) { + tc_filter->action_meta >= vf->num_tc) { dev_info(&pf->pdev->dev, "VF %d: Invalid TC number %u\n", vf->vf_id, tc_filter->action_meta); goto err; |