[16/32] net/bnxt: replace memcpy with structure assignment

Message ID 20250208203142.242284-17-stephen@networkplumber.org (mailing list archive)
State New
Delegated to: Thomas Monjalon
Headers
Series Use structure assignment instead of memcpy |

Checks

Context Check Description
ci/checkpatch warning coding style issues

Commit Message

Stephen Hemminger Feb. 8, 2025, 8:22 p.m. UTC
Prefer structure assignment over memcpy.
Found by struct-assign.cocci.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 drivers/net/bnxt/bnxt_hwrm.c      | 3 +--
 drivers/net/bnxt/tf_core/tf_rm.c  | 8 ++------
 drivers/net/bnxt/tf_ulp/ulp_tun.c | 3 +--
 3 files changed, 4 insertions(+), 10 deletions(-)
  

Comments

Somnath Kotur Feb. 10, 2025, 2:56 a.m. UTC | #1
On Sun, Feb 9, 2025 at 2:02 AM Stephen Hemminger
<stephen@networkplumber.org> wrote:
>
> Prefer structure assignment over memcpy.
> Found by struct-assign.cocci.
>
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
>  drivers/net/bnxt/bnxt_hwrm.c      | 3 +--
>  drivers/net/bnxt/tf_core/tf_rm.c  | 8 ++------
>  drivers/net/bnxt/tf_ulp/ulp_tun.c | 3 +--
>  3 files changed, 4 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c
> index d015ba2b9c..b2f73207ae 100644
> --- a/drivers/net/bnxt/bnxt_hwrm.c
> +++ b/drivers/net/bnxt/bnxt_hwrm.c
> @@ -3266,8 +3266,7 @@ int bnxt_hwrm_func_qstats(struct bnxt *bp, uint16_t fid,
>
>         HWRM_CHECK_RESULT();
>         if (func_qstats)
> -               memcpy(func_qstats, resp,
> -                      sizeof(struct hwrm_func_qstats_output));
> +               *func_qstats = *resp;
>
>         if (!stats)
>                 goto exit;
> diff --git a/drivers/net/bnxt/tf_core/tf_rm.c b/drivers/net/bnxt/tf_core/tf_rm.c
> index e9a2fbd851..18f46c0a0a 100644
> --- a/drivers/net/bnxt/tf_core/tf_rm.c
> +++ b/drivers/net/bnxt/tf_core/tf_rm.c
> @@ -1265,9 +1265,7 @@ tf_rm_get_info(struct tf_rm_get_alloc_info_parms *parms)
>         if (cfg_type == TF_RM_ELEM_CFG_NULL)
>                 return -ENOTSUP;
>
> -       memcpy(parms->info,
> -              &rm_db->db[parms->subtype].alloc,
> -              sizeof(struct tf_rm_alloc_info));
> +       *parms->info = rm_db->db[parms->subtype].alloc;
>
>         return 0;
>  }
> @@ -1299,9 +1297,7 @@ tf_rm_get_all_info(struct tf_rm_get_alloc_info_parms *parms, int size)
>                         continue;
>                 }
>
> -               memcpy(info,
> -                      &rm_db->db[i].alloc,
> -                      sizeof(struct tf_rm_alloc_info));
> +               *info = rm_db->db[i].alloc;
>                 info++;
>         }
>
> diff --git a/drivers/net/bnxt/tf_ulp/ulp_tun.c b/drivers/net/bnxt/tf_ulp/ulp_tun.c
> index 7ebe81c4ea..b90b4bf252 100644
> --- a/drivers/net/bnxt/tf_ulp/ulp_tun.c
> +++ b/drivers/net/bnxt/tf_ulp/ulp_tun.c
> @@ -40,8 +40,7 @@ ulp_app_tun_search_entry(struct bnxt_ulp_context *ulp_ctx,
>         }
>         if (free_entry >= 0) {
>                 *tun_entry =  &tun_ent_list[free_entry];
> -               memcpy(&tun_ent_list[free_entry].app_tunnel, app_tunnel,
> -                      sizeof(struct rte_flow_tunnel));
> +               tun_ent_list[free_entry].app_tunnel = *app_tunnel;
>                 tun_ent_list[free_entry].ref_cnt = 1;
>                 rc = 1;
>         } else {
> --
> 2.47.2
>
Acked-by: Somnath Kotur <somnath.kotur@broadcom.com>
  

Patch

diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c
index d015ba2b9c..b2f73207ae 100644
--- a/drivers/net/bnxt/bnxt_hwrm.c
+++ b/drivers/net/bnxt/bnxt_hwrm.c
@@ -3266,8 +3266,7 @@  int bnxt_hwrm_func_qstats(struct bnxt *bp, uint16_t fid,
 
 	HWRM_CHECK_RESULT();
 	if (func_qstats)
-		memcpy(func_qstats, resp,
-		       sizeof(struct hwrm_func_qstats_output));
+		*func_qstats = *resp;
 
 	if (!stats)
 		goto exit;
diff --git a/drivers/net/bnxt/tf_core/tf_rm.c b/drivers/net/bnxt/tf_core/tf_rm.c
index e9a2fbd851..18f46c0a0a 100644
--- a/drivers/net/bnxt/tf_core/tf_rm.c
+++ b/drivers/net/bnxt/tf_core/tf_rm.c
@@ -1265,9 +1265,7 @@  tf_rm_get_info(struct tf_rm_get_alloc_info_parms *parms)
 	if (cfg_type == TF_RM_ELEM_CFG_NULL)
 		return -ENOTSUP;
 
-	memcpy(parms->info,
-	       &rm_db->db[parms->subtype].alloc,
-	       sizeof(struct tf_rm_alloc_info));
+	*parms->info = rm_db->db[parms->subtype].alloc;
 
 	return 0;
 }
@@ -1299,9 +1297,7 @@  tf_rm_get_all_info(struct tf_rm_get_alloc_info_parms *parms, int size)
 			continue;
 		}
 
-		memcpy(info,
-		       &rm_db->db[i].alloc,
-		       sizeof(struct tf_rm_alloc_info));
+		*info = rm_db->db[i].alloc;
 		info++;
 	}
 
diff --git a/drivers/net/bnxt/tf_ulp/ulp_tun.c b/drivers/net/bnxt/tf_ulp/ulp_tun.c
index 7ebe81c4ea..b90b4bf252 100644
--- a/drivers/net/bnxt/tf_ulp/ulp_tun.c
+++ b/drivers/net/bnxt/tf_ulp/ulp_tun.c
@@ -40,8 +40,7 @@  ulp_app_tun_search_entry(struct bnxt_ulp_context *ulp_ctx,
 	}
 	if (free_entry >= 0) {
 		*tun_entry =  &tun_ent_list[free_entry];
-		memcpy(&tun_ent_list[free_entry].app_tunnel, app_tunnel,
-		       sizeof(struct rte_flow_tunnel));
+		tun_ent_list[free_entry].app_tunnel = *app_tunnel;
 		tun_ent_list[free_entry].ref_cnt = 1;
 		rc = 1;
 	} else {