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* [PATCH] Prevent unnecessary iteration in __handle_cmd
@ 2016-04-01  8:31 Sunil Shahu
  2016-04-01 11:48 ` Johannes Berg
  0 siblings, 1 reply; 2+ messages in thread
From: Sunil Shahu @ 2016-04-01  8:31 UTC (permalink / raw)
  To: johannes; +Cc: linux-wireless

Break the loop after matching sectcmd is found. Remove redundant
variable copying.

Signed-off-by: Sunil Shahu <shshahu@gmail.com>
---
 iw.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/iw.c b/iw.c
index 0f511d9..73ae347 100644
--- a/iw.c
+++ b/iw.c
@@ -376,11 +376,9 @@ static int __handle_cmd(struct nl80211_state *state, enum id_input idby,
 		if (match && sectcmd->idby != command_idby)
 			continue;
 		if (strcmp(sectcmd->name, section) == 0)
-			match = sectcmd;
+			break;
 	}
 
-	sectcmd = match;
-	match = NULL;
 	if (!sectcmd)
 		return 1;
 
-- 
1.9.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] Prevent unnecessary iteration in __handle_cmd
  2016-04-01  8:31 [PATCH] Prevent unnecessary iteration in __handle_cmd Sunil Shahu
@ 2016-04-01 11:48 ` Johannes Berg
  0 siblings, 0 replies; 2+ messages in thread
From: Johannes Berg @ 2016-04-01 11:48 UTC (permalink / raw)
  To: Sunil Shahu; +Cc: linux-wireless

On Fri, 2016-04-01 at 14:01 +0530, Sunil Shahu wrote:
> Break the loop after matching sectcmd is found. Remove redundant
> variable copying.
> 
> Signed-off-by: Sunil Shahu <shshahu@gmail.com>
> ---
>  iw.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/iw.c b/iw.c
> index 0f511d9..73ae347 100644
> --- a/iw.c
> +++ b/iw.c
> @@ -376,11 +376,9 @@ static int __handle_cmd(struct nl80211_state
> *state, enum id_input idby,
>  		if (match && sectcmd->idby != command_idby)
>  			continue;
>  		if (strcmp(sectcmd->name, section) == 0)
> -			match = sectcmd;
> +			break;
>  	}
>  
> -	sectcmd = match;
> -	match = NULL;
> 
I don't think this works - what if you reach the end of the loop?

johannes

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2016-04-01  8:31 [PATCH] Prevent unnecessary iteration in __handle_cmd Sunil Shahu
2016-04-01 11:48 ` Johannes Berg

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