* [dpdk-web] [PATCH] net/ipn3ke: check input arguement before other operation
@ 2019-05-22 7:04 Andy Pei
2019-05-23 2:31 ` Xu, Rosen
0 siblings, 1 reply; 2+ messages in thread
From: Andy Pei @ 2019-05-22 7:04 UTC (permalink / raw)
To: web; +Cc: andy.pei, rosen.xu, stable
check input arguement rte_eth_dev *ethdev, ensuring ethdev
is not NULl before operation on ethdev.
Coverity issue: 337922
Fixes: 70d6b7f550f4 ("net/ipn3ke: add representor")
Cc: rosen.xu@intel.com
Cc: stable@dpdk.org
Signed-off-by: Andy Pei <andy.pei@intel.com>
---
drivers/net/ipn3ke/ipn3ke_representor.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ipn3ke/ipn3ke_representor.c b/drivers/net/ipn3ke/ipn3ke_representor.c
index cf3b214..32d4fc8 100644
--- a/drivers/net/ipn3ke/ipn3ke_representor.c
+++ b/drivers/net/ipn3ke/ipn3ke_representor.c
@@ -735,13 +735,16 @@
enum rte_filter_type filter_type, enum rte_filter_op filter_op,
void *arg)
{
- struct ipn3ke_hw *hw = IPN3KE_DEV_PRIVATE_TO_HW(ethdev);
- struct ipn3ke_rpst *rpst = IPN3KE_DEV_PRIVATE_TO_RPST(ethdev);
int ret = 0;
+ struct ipn3ke_hw *hw = NULL;
+ struct ipn3ke_rpst *rpst = NULL;
if (ethdev == NULL)
return -EINVAL;
+ hw = IPN3KE_DEV_PRIVATE_TO_HW(ethdev);
+ rpst = IPN3KE_DEV_PRIVATE_TO_RPST(ethdev);
+
if (hw->acc_flow)
switch (filter_type) {
case RTE_ETH_FILTER_GENERIC:
--
1.8.3.1
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [dpdk-web] [PATCH] net/ipn3ke: check input arguement before other operation
2019-05-22 7:04 [dpdk-web] [PATCH] net/ipn3ke: check input arguement before other operation Andy Pei
@ 2019-05-23 2:31 ` Xu, Rosen
0 siblings, 0 replies; 2+ messages in thread
From: Xu, Rosen @ 2019-05-23 2:31 UTC (permalink / raw)
To: Pei, Andy, web; +Cc: stable
> -----Original Message-----
> From: Pei, Andy
> Sent: Wednesday, May 22, 2019 15:05
> To: web@dpdk.org
> Cc: Pei, Andy <andy.pei@intel.com>; Xu, Rosen <rosen.xu@intel.com>;
> stable@dpdk.org
> Subject: [PATCH] net/ipn3ke: check input arguement before other operation
>
> check input arguement rte_eth_dev *ethdev, ensuring ethdev is not NULl
> before operation on ethdev.
>
> Coverity issue: 337922
> Fixes: 70d6b7f550f4 ("net/ipn3ke: add representor")
> Cc: rosen.xu@intel.com
> Cc: stable@dpdk.org
>
> Signed-off-by: Andy Pei <andy.pei@intel.com>
> ---
> drivers/net/ipn3ke/ipn3ke_representor.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/ipn3ke/ipn3ke_representor.c
> b/drivers/net/ipn3ke/ipn3ke_representor.c
> index cf3b214..32d4fc8 100644
> --- a/drivers/net/ipn3ke/ipn3ke_representor.c
> +++ b/drivers/net/ipn3ke/ipn3ke_representor.c
> @@ -735,13 +735,16 @@
> enum rte_filter_type filter_type, enum rte_filter_op filter_op,
> void *arg)
> {
> - struct ipn3ke_hw *hw = IPN3KE_DEV_PRIVATE_TO_HW(ethdev);
> - struct ipn3ke_rpst *rpst = IPN3KE_DEV_PRIVATE_TO_RPST(ethdev);
> int ret = 0;
> + struct ipn3ke_hw *hw = NULL;
> + struct ipn3ke_rpst *rpst = NULL;
No need to initialize point variable.
> if (ethdev == NULL)
> return -EINVAL;
>
> + hw = IPN3KE_DEV_PRIVATE_TO_HW(ethdev);
> + rpst = IPN3KE_DEV_PRIVATE_TO_RPST(ethdev);
> +
> if (hw->acc_flow)
> switch (filter_type) {
> case RTE_ETH_FILTER_GENERIC:
> --
> 1.8.3.1
^ permalink raw reply [flat|nested] 2+ messages in thread
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