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[dpdk-dev,4/6] i40e: fix problematic dereference

Message ID 1461210177-29330-5-git-send-email-helin.zhang@intel.com (mailing list archive)
State Superseded, archived
Delegated to: Bruce Richardson
Headers

Commit Message

Zhang, Helin April 21, 2016, 3:42 a.m. UTC 
  Fix issue reported by Coverity.

Coverity ID 13299: Dereference before null check.

Fixes: 4861cde46116 ("i40e: new poll mode driver")

Signed-off-by: Helin Zhang <helin.zhang@intel.com>
---
 drivers/net/i40e/i40e_pf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/net/i40e/i40e_pf.c b/drivers/net/i40e/i40e_pf.c
index 5afd61a..3ec8f7c 100644
--- a/drivers/net/i40e/i40e_pf.c
+++ b/drivers/net/i40e/i40e_pf.c
@@ -913,7 +913,7 @@  i40e_pf_host_handle_vf_msg(struct rte_eth_dev *dev,
 	/* AdminQ will pass absolute VF id, transfer to internal vf id */
 	uint16_t vf_id = abs_vf_id - hw->func_caps.vf_base_id;
 
-	if (!dev || vf_id > pf->vf_num - 1 || !pf->vfs) {
+	if (vf_id > pf->vf_num - 1 || !pf->vfs) {
 		PMD_DRV_LOG(ERR, "invalid argument");
 		return;
 	}