Re: [RFC]Documentation:accounting:getdelays.c Fix: warning:variable âiâ set but not used

From: Randy Dunlap
Date: Mon Apr 11 2011 - 14:57:04 EST


On Tue, 5 Apr 2011 09:02:50 -0700 Justin P. Mattock wrote:

> The below patch takes care of the warning, but keep in mind am unsure if this is a correct way
> to resolve this issue.
> Documentation/accounting/getdelays.c: In function âmainâ:
> Documentation/accounting/getdelays.c:436:7: warning: variable âiâ set but not used [-Wunused-but-set-variable]
>
> Keep in mind there is another warning with this file, but need am unsure what might be the best solution:
> Documentation/accounting/getdelays.c: In function âget_family_idâ:
> Documentation/accounting/getdelays.c:172:14: warning: variable ârcâ set but not used [-Wunused-but-set-variable]

Hi,
Does -Wunused-but-set-variable require gcc 4.6.0?


> Signed-off-by: Justin P. Mattock <justinmattock@xxxxxxxxx>
>
> ---
> Documentation/accounting/getdelays.c | 3 ---
> 1 files changed, 0 insertions(+), 3 deletions(-)
>
> diff --git a/Documentation/accounting/getdelays.c b/Documentation/accounting/getdelays.c
> index e9c7778..16e16d5 100644
> --- a/Documentation/accounting/getdelays.c
> +++ b/Documentation/accounting/getdelays.c
> @@ -433,8 +433,6 @@ int main(int argc, char *argv[])
> }
>
> do {
> - int i;
> -
> rep_len = recv(nl_sd, &msg, sizeof(msg), 0);
> PRINTF("received %d bytes\n", rep_len);
>
> @@ -459,7 +457,6 @@ int main(int argc, char *argv[])
>
> na = (struct nlattr *) GENLMSG_DATA(&msg);
> len = 0;
> - i = 0;
> while (len < rep_len) {
> len += NLA_ALIGN(na->nla_len);
> switch (na->nla_type) {
> --


---
~Randy
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