Re: [PATCH libibmad] portid.c: Preserve routepath string in str2drpath

["ira.weiny" <ira.weiny-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>]

On Wed, Apr 29, 2015 at 07:12:07AM -0400, Hal Rosenstock wrote:
> From: Vladimir Koushnir <vladimirk-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> Date: Tue, 28 Apr 2015 18:35:28 +0300
> 
> In str2drpath, preserve routepath string rather than
> modifying it.
> 
> Signed-off-by: Vladimir Koushnir <vladimirk-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
> Signed-off-by: Hal Rosenstock <hal-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>

Thanks applied,
Ira

> ---
>  src/portid.c |   11 ++++++++++-
>  1 files changed, 10 insertions(+), 1 deletions(-)
> 
> diff --git a/src/portid.c b/src/portid.c
> index ceb685e..40754fe 100644
> --- a/src/portid.c
> +++ b/src/portid.c
> @@ -82,11 +82,18 @@ char *portid2str(ib_portid_t * portid)
>  
>  int str2drpath(ib_dr_path_t * path, char *routepath, int drslid, int drdlid)
>  {
> -	char *s, *str = routepath;
> +	char *s, *str;
> +	char *tmp;
>  
>  	path->cnt = -1;
>  
> +	if (!routepath || !(tmp = strdup(routepath)))
> +		goto Exit;
> +
>  	DEBUG("DR str: %s", routepath);
> +
> +	str = tmp;
> +
>  	while (str && *str) {
>  		if ((s = strchr(str, ',')))
>  			*s = 0;
> @@ -95,7 +102,9 @@ int str2drpath(ib_dr_path_t * path, char *routepath, int drslid, int drdlid)
>  			break;
>  		str = s + 1;
>  	}
> +	free(tmp);
>  
> +Exit:
>  	path->drdlid = drdlid ? drdlid : 0xffff;
>  	path->drslid = drslid ? drslid : 0xffff;
>  
> -- 
> 1.7.8.2
> 
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