[v2,4/7] app/procinfo: remove useless assignment

Message ID 20201118114525.99053-5-ferruh.yigit@intel.com (mailing list archive)
State Superseded, archived
Delegated to: Thomas Monjalon
Headers
Series cppcheck |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Ferruh Yigit Nov. 18, 2020, 11:45 a.m. UTC
  'flag' is initialized to '0' but it is overwritten later, moving the
declaration where it is used and initialize with actual value.

Fixes: 0101a0ec6217 ("app/procinfo: add --show-mempool")
Cc: stable@dpdk.org

Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
---
 app/proc-info/main.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)
  

Comments

David Marchand Nov. 18, 2020, 2:11 p.m. UTC | #1
On Wed, Nov 18, 2020 at 12:47 PM Ferruh Yigit <ferruh.yigit@intel.com> wrote:
>
> 'flag' is initialized to '0' but it is overwritten later, moving the
> declaration where it is used and initialize with actual value.
>
> Fixes: 0101a0ec6217 ("app/procinfo: add --show-mempool")
> Cc: stable@dpdk.org
>
> Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
> ---
>  app/proc-info/main.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/app/proc-info/main.c b/app/proc-info/main.c
> index dc5cc92209..b891622ccb 100644
> --- a/app/proc-info/main.c
> +++ b/app/proc-info/main.c
> @@ -1264,8 +1264,6 @@ show_ring(char *name)
>  static void
>  show_mempool(char *name)
>  {
> -       uint64_t flags = 0;
> -
>         snprintf(bdr_str, MAX_STRING_LEN, " show - MEMPOOL ");
>         STATS_BDR_STR(10, bdr_str);
>
> @@ -1273,8 +1271,8 @@ show_mempool(char *name)
>                 struct rte_mempool *ptr = rte_mempool_lookup(name);
>                 if (ptr != NULL) {
>                         struct rte_mempool_ops *ops;
> +                       uint64_t flags = ptr->flags;

Do we really need a temp storage?

But otherwise,
Reviewed-by: David Marchand <david.marchand@redhat.com>

>
> -                       flags = ptr->flags;
>                         ops = rte_mempool_get_ops(ptr->ops_index);
>                         printf("  - Name: %s on socket %d\n"
>                                 "  - flags:\n"
> --
> 2.26.2
>
  

Patch

diff --git a/app/proc-info/main.c b/app/proc-info/main.c
index dc5cc92209..b891622ccb 100644
--- a/app/proc-info/main.c
+++ b/app/proc-info/main.c
@@ -1264,8 +1264,6 @@  show_ring(char *name)
 static void
 show_mempool(char *name)
 {
-	uint64_t flags = 0;
-
 	snprintf(bdr_str, MAX_STRING_LEN, " show - MEMPOOL ");
 	STATS_BDR_STR(10, bdr_str);
 
@@ -1273,8 +1271,8 @@  show_mempool(char *name)
 		struct rte_mempool *ptr = rte_mempool_lookup(name);
 		if (ptr != NULL) {
 			struct rte_mempool_ops *ops;
+			uint64_t flags = ptr->flags;
 
-			flags = ptr->flags;
 			ops = rte_mempool_get_ops(ptr->ops_index);
 			printf("  - Name: %s on socket %d\n"
 				"  - flags:\n"