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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 13:48:35 +0200 |
| commit | 560e1683410585fbd5df847f43433c4296f0d222 (patch) | |
| tree | 45c89bc8482d37770894c120379bd9a560f4d7e1 /drivers/net | |
| parent | 5c1f96123113e0bdc6d8dc2b0830184c93da9f65 (diff) | |
| download | linux-560e1683410585fbd5df847f43433c4296f0d222.tar.gz linux-560e1683410585fbd5df847f43433c4296f0d222.tar.bz2 linux-560e1683410585fbd5df847f43433c4296f0d222.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/net')
| -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 ae1a3701e604..5a5f65713a72 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -3605,7 +3605,7 @@ 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; |