diff options
| author | Martyna Szapar <martyna.szapar@intel.com> | 2019-04-18 13:31:53 -0700 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2019-05-04 17:45:22 -0700 |
| commit | 0b63644602cfcbac849f7ea49272a39e90fa95eb (patch) | |
| tree | 146fa013a187c2435bbe697fc109a0204ccd2e25 /drivers/net/ethernet/intel | |
| parent | 24474f2709af6729b9b1da1c5e160ab62e25e3a4 (diff) | |
| download | linux-0b63644602cfcbac849f7ea49272a39e90fa95eb.tar.gz | |
i40e: Memory leak in i40e_config_iwarp_qvlist
Added freeing the old allocation of vf->qvlist_info in function
i40e_config_iwarp_qvlist before overwriting it with
the new allocation.
Signed-off-by: Martyna Szapar <martyna.szapar@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index ebe18276cea1..479bc60c8f71 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -441,6 +441,7 @@ static int i40e_config_iwarp_qvlist(struct i40e_vf *vf, u32 v_idx, i, reg_idx, reg; u32 next_q_idx, next_q_type; u32 msix_vf, size; + int ret = 0; msix_vf = pf->hw.func_caps.num_msix_vectors_vf; @@ -449,16 +450,19 @@ static int i40e_config_iwarp_qvlist(struct i40e_vf *vf, "Incorrect number of iwarp vectors %u. Maximum %u allowed.\n", qvlist_info->num_vectors, msix_vf); - goto err; + ret = -EINVAL; + goto err_out; } size = sizeof(struct virtchnl_iwarp_qvlist_info) + (sizeof(struct virtchnl_iwarp_qv_info) * (qvlist_info->num_vectors - 1)); + kfree(vf->qvlist_info); vf->qvlist_info = kzalloc(size, GFP_KERNEL); - if (!vf->qvlist_info) - return -ENOMEM; - + if (!vf->qvlist_info) { + ret = -ENOMEM; + goto err_out; + } vf->qvlist_info->num_vectors = qvlist_info->num_vectors; msix_vf = pf->hw.func_caps.num_msix_vectors_vf; @@ -469,8 +473,10 @@ static int i40e_config_iwarp_qvlist(struct i40e_vf *vf, v_idx = qv_info->v_idx; /* Validate vector id belongs to this vf */ - if (!i40e_vc_isvalid_vector_id(vf, v_idx)) - goto err; + if (!i40e_vc_isvalid_vector_id(vf, v_idx)) { + ret = -EINVAL; + goto err_free; + } vf->qvlist_info->qv_info[i] = *qv_info; @@ -512,10 +518,11 @@ static int i40e_config_iwarp_qvlist(struct i40e_vf *vf, } return 0; -err: +err_free: kfree(vf->qvlist_info); vf->qvlist_info = NULL; - return -EINVAL; +err_out: + return ret; } /** |