[PATCH] ipsec: remove unneccessary null check
Ji, Kai
kai.ji at intel.com
Tue Jan 17 00:28:04 CET 2023
Acked-by: Kai Ji <kai.ji at intel.com>
> -----Original Message-----
> From: Stephen Hemminger <stephen at networkplumber.org>
> Sent: Friday, January 13, 2023 6:44 PM
> To: dev at dpdk.org
> Cc: Stephen Hemminger <stephen at networkplumber.org>; Ji, Kai
> <kai.ji at intel.com>; De Lara Guarch, Pablo <pablo.de.lara.guarch at intel.com>;
> Power, Ciara <ciara.power at 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 at intel.com
> Signed-off-by: Stephen Hemminger <stephen at 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
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