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| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2017-08-06 23:37:01 +0200 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2017-10-02 12:46:35 -0700 |
| commit | 54902349ee95045b67e2f0c39b75f5418540064b (patch) | |
| tree | b66c43f8fbad2f03762a63cc2c9ef611b07ebdd9 /drivers | |
| parent | 5872866e166c38ad1c1028fb9cf7dd756c0ef43e (diff) | |
| download | linux-54902349ee95045b67e2f0c39b75f5418540064b.tar.bz2 | |
i40e: Fix a potential NULL pointer dereference
If 'kzalloc()' fails, a NULL pointer will be dereferenced.
Return an error code (-ENOMEM) instead.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index e6b95e1e1a33..9e3667fc7f6a 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -423,6 +423,9 @@ static int i40e_config_iwarp_qvlist(struct i40e_vf *vf, (sizeof(struct virtchnl_iwarp_qv_info) * (qvlist_info->num_vectors - 1)); vf->qvlist_info = kzalloc(size, GFP_KERNEL); + if (!vf->qvlist_info) + return -ENOMEM; + vf->qvlist_info->num_vectors = qvlist_info->num_vectors; msix_vf = pf->hw.func_caps.num_msix_vectors_vf; |