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| author | Lukasz Czapnik <lukasz.czapnik@intel.com> | 2025-08-13 12:45:14 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-10-02 13:42:52 +0200 |
| commit | 3883e9702b6a4945e93b16c070f338a9f5b496f9 (patch) | |
| tree | 7c90512933ce998402499c51c3ef373130e49f74 /drivers | |
| parent | 2cc26dac0518d2fa9b67ec813ee60e183480f98a (diff) | |
| download | linux-3883e9702b6a4945e93b16c070f338a9f5b496f9.tar.gz linux-3883e9702b6a4945e93b16c070f338a9f5b496f9.tar.bz2 linux-3883e9702b6a4945e93b16c070f338a9f5b496f9.zip | |
i40e: fix input validation logic for action_meta
commit 9739d5830497812b0bdeaee356ddefbe60830b88 upstream.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -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 c56fb1115f12..e6514719e335 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -3595,7 +3595,7 @@ 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; |