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* [PATCH] ipsec: remove unneccessary null check
@ 2023-01-13 18:44 Stephen Hemminger
  2023-01-13 19:04 ` Tyler Retzlaff
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: Stephen Hemminger @ 2023-01-13 18:44 UTC (permalink / raw)
  To: dev; +Cc: Stephen Hemminger, kai.ji, Pablo de Lara, Ciara Power

The function rte_ring_free() accepts NULL as vaild input
like free() and other functions.

Found with null_free_check.cocci.

Fixes: 16d6ebb65d59 ("crypto/ipsec_mb: fix null checks")
Cc: kai.ji@intel.com
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 drivers/crypto/ipsec_mb/ipsec_mb_ops.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/crypto/ipsec_mb/ipsec_mb_ops.c b/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
index 71e02cd0513d..3e52f9567401 100644
--- a/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
+++ b/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
@@ -139,15 +139,12 @@ int
 ipsec_mb_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)
 {
 	struct ipsec_mb_qp *qp = dev->data->queue_pairs[qp_id];
-	struct rte_ring *r = NULL;
 
 	if (!qp)
 		return 0;
 
 	if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
-		r = rte_ring_lookup(qp->name);
-		if (r)
-			rte_ring_free(r);
+		rte_ring_free(rte_ring_lookup(qp->name));
 
 #if IMB_VERSION(1, 1, 0) > IMB_VERSION_NUM
 		if (qp->mb_mgr)
-- 
2.39.0


^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] ipsec: remove unneccessary null check
  2023-01-13 18:44 [PATCH] ipsec: remove unneccessary null check Stephen Hemminger
@ 2023-01-13 19:04 ` Tyler Retzlaff
  2023-01-16  9:16 ` Zhang, Fan
                   ` (2 subsequent siblings)
  3 siblings, 0 replies; 5+ messages in thread
From: Tyler Retzlaff @ 2023-01-13 19:04 UTC (permalink / raw)
  To: Stephen Hemminger; +Cc: dev, kai.ji, Pablo de Lara, Ciara Power

On Fri, Jan 13, 2023 at 10:44:25AM -0800, Stephen Hemminger wrote:
> The function rte_ring_free() accepts NULL as vaild input
> like free() and other functions.
> 
> Found with null_free_check.cocci.
> 
> Fixes: 16d6ebb65d59 ("crypto/ipsec_mb: fix null checks")
> Cc: kai.ji@intel.com
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
>  drivers/crypto/ipsec_mb/ipsec_mb_ops.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/drivers/crypto/ipsec_mb/ipsec_mb_ops.c b/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> index 71e02cd0513d..3e52f9567401 100644
> --- a/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> +++ b/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> @@ -139,15 +139,12 @@ int
>  ipsec_mb_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)
>  {
>  	struct ipsec_mb_qp *qp = dev->data->queue_pairs[qp_id];
> -	struct rte_ring *r = NULL;
>  
>  	if (!qp)
>  		return 0;
>  
>  	if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
> -		r = rte_ring_lookup(qp->name);
> -		if (r)
> -			rte_ring_free(r);
> +		rte_ring_free(rte_ring_lookup(qp->name));
>  
>  #if IMB_VERSION(1, 1, 0) > IMB_VERSION_NUM
>  		if (qp->mb_mgr)
> -- 

Acked-by: Tyler Retzlaff <roretzla@linux.microsoft.com>


^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] ipsec: remove unneccessary null check
  2023-01-13 18:44 [PATCH] ipsec: remove unneccessary null check Stephen Hemminger
  2023-01-13 19:04 ` Tyler Retzlaff
@ 2023-01-16  9:16 ` Zhang, Fan
  2023-01-16 23:28 ` Ji, Kai
  2023-01-31  8:17 ` [EXT] " Akhil Goyal
  3 siblings, 0 replies; 5+ messages in thread
From: Zhang, Fan @ 2023-01-16  9:16 UTC (permalink / raw)
  To: dev

On 1/13/2023 6:44 PM, Stephen Hemminger wrote:
> The function rte_ring_free() accepts NULL as vaild input
> like free() and other functions.
>
> Found with null_free_check.cocci.
>
> Fixes: 16d6ebb65d59 ("crypto/ipsec_mb: fix null checks")
> Cc: kai.ji@intel.com
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
>   drivers/crypto/ipsec_mb/ipsec_mb_ops.c | 5 +----
>   1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/drivers/crypto/ipsec_mb/ipsec_mb_ops.c b/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> index 71e02cd0513d..3e52f9567401 100644
> --- a/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> +++ b/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> @@ -139,15 +139,12 @@ int
>   ipsec_mb_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)
>   {
>   	struct ipsec_mb_qp *qp = dev->data->queue_pairs[qp_id];
> -	struct rte_ring *r = NULL;
>   
>   	if (!qp)
>   		return 0;
>   
>   	if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
> -		r = rte_ring_lookup(qp->name);
> -		if (r)
> -			rte_ring_free(r);
> +		rte_ring_free(rte_ring_lookup(qp->name));
>   
>   #if IMB_VERSION(1, 1, 0) > IMB_VERSION_NUM
>   		if (qp->mb_mgr)
Acked-by: Fan Zhang <fanzhang.oss@gmail.com>


^ permalink raw reply	[flat|nested] 5+ messages in thread

* RE: [PATCH] ipsec: remove unneccessary null check
  2023-01-13 18:44 [PATCH] ipsec: remove unneccessary null check Stephen Hemminger
  2023-01-13 19:04 ` Tyler Retzlaff
  2023-01-16  9:16 ` Zhang, Fan
@ 2023-01-16 23:28 ` Ji, Kai
  2023-01-31  8:17 ` [EXT] " Akhil Goyal
  3 siblings, 0 replies; 5+ messages in thread
From: Ji, Kai @ 2023-01-16 23:28 UTC (permalink / raw)
  To: Stephen Hemminger, dev; +Cc: De Lara Guarch, Pablo, Power, Ciara

Acked-by: Kai Ji <kai.ji@intel.com>

> -----Original Message-----
> From: Stephen Hemminger <stephen@networkplumber.org>
> Sent: Friday, January 13, 2023 6:44 PM
> To: dev@dpdk.org
> Cc: Stephen Hemminger <stephen@networkplumber.org>; Ji, Kai
> <kai.ji@intel.com>; De Lara Guarch, Pablo <pablo.de.lara.guarch@intel.com>;
> Power, Ciara <ciara.power@intel.com>
> Subject: [PATCH] ipsec: remove unneccessary null check
> 
> The function rte_ring_free() accepts NULL as vaild input like free() and
> other functions.
> 
> Found with null_free_check.cocci.
> 
> Fixes: 16d6ebb65d59 ("crypto/ipsec_mb: fix null checks")
> Cc: kai.ji@intel.com
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
>  drivers/crypto/ipsec_mb/ipsec_mb_ops.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> b/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> index 71e02cd0513d..3e52f9567401 100644
> --- a/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> +++ b/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> @@ -139,15 +139,12 @@ int
>  ipsec_mb_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)  {
>  	struct ipsec_mb_qp *qp = dev->data->queue_pairs[qp_id];
> -	struct rte_ring *r = NULL;
> 
>  	if (!qp)
>  		return 0;
> 
>  	if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
> -		r = rte_ring_lookup(qp->name);
> -		if (r)
> -			rte_ring_free(r);
> +		rte_ring_free(rte_ring_lookup(qp->name));
> 
>  #if IMB_VERSION(1, 1, 0) > IMB_VERSION_NUM
>  		if (qp->mb_mgr)
> --
> 2.39.0


^ permalink raw reply	[flat|nested] 5+ messages in thread

* RE: [EXT] [PATCH] ipsec: remove unneccessary null check
  2023-01-13 18:44 [PATCH] ipsec: remove unneccessary null check Stephen Hemminger
                   ` (2 preceding siblings ...)
  2023-01-16 23:28 ` Ji, Kai
@ 2023-01-31  8:17 ` Akhil Goyal
  3 siblings, 0 replies; 5+ messages in thread
From: Akhil Goyal @ 2023-01-31  8:17 UTC (permalink / raw)
  To: Stephen Hemminger, dev; +Cc: kai.ji, Pablo de Lara, Ciara Power

> Subject: [EXT] [PATCH] ipsec: remove unneccessary null check
Changed subject to crypto/ipsec_mb: remove unnecessary null check

Fixed couple of spellings in description and title.

Applied to dpdk-next-crypto

Thanks.
> 
> The function rte_ring_free() accepts NULL as vaild input
> like free() and other functions.
> 
> Found with null_free_check.cocci.
> 
> Fixes: 16d6ebb65d59 ("crypto/ipsec_mb: fix null checks")
> Cc: kai.ji@intel.com
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
>  drivers/crypto/ipsec_mb/ipsec_mb_ops.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> b/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> index 71e02cd0513d..3e52f9567401 100644
> --- a/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> +++ b/drivers/crypto/ipsec_mb/ipsec_mb_ops.c
> @@ -139,15 +139,12 @@ int
>  ipsec_mb_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)
>  {
>  	struct ipsec_mb_qp *qp = dev->data->queue_pairs[qp_id];
> -	struct rte_ring *r = NULL;
> 
>  	if (!qp)
>  		return 0;
> 
>  	if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
> -		r = rte_ring_lookup(qp->name);
> -		if (r)
> -			rte_ring_free(r);
> +		rte_ring_free(rte_ring_lookup(qp->name));
> 
>  #if IMB_VERSION(1, 1, 0) > IMB_VERSION_NUM
>  		if (qp->mb_mgr)
> --
> 2.39.0


^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2023-01-31  8:17 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2023-01-13 18:44 [PATCH] ipsec: remove unneccessary null check Stephen Hemminger
2023-01-13 19:04 ` Tyler Retzlaff
2023-01-16  9:16 ` Zhang, Fan
2023-01-16 23:28 ` Ji, Kai
2023-01-31  8:17 ` [EXT] " Akhil Goyal

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