Re: [PATCH 2/8] pmqtest.c: Suppress warning

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On Sat, 12 Jul 2025, Cheng-Yang Chou wrote:

> Signed-off-by: Cheng-Yang Chou <yphbchou0911@xxxxxxxxx>
> ---
>  src/pmqtest/pmqtest.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/src/pmqtest/pmqtest.c b/src/pmqtest/pmqtest.c
> index 04e36a1..eb20baa 100644
> --- a/src/pmqtest/pmqtest.c
> +++ b/src/pmqtest/pmqtest.c
> @@ -75,6 +75,7 @@ void *pmqthread(void *param)
>  	int policy = SCHED_FIFO;
>  	struct sched_param schedp;
>  	struct timespec ts;
> +	int ret;
>  
>  	memset(&schedp, 0, sizeof(schedp));
>  	schedp.sched_priority = par->priority;
> @@ -189,7 +190,10 @@ void *pmqthread(void *param)
>  				int tracing_enabled =
>  				    open(tracing_enabled_file, O_WRONLY);
>  				if (tracing_enabled >= 0) {
> -					write(tracing_enabled, "0", 1);
> +					ret = write(tracing_enabled, "0", 1);
> +					if (ret < 0)
> +						fatal("Could not write to %s: %s\n",
> +						      tracing_enabled_file, strerror(errno));
>  					close(tracing_enabled);
>  				} else
>  					fatal("Could not access %s\n", tracing_enabled_file);
> -- 
> 2.48.1
> 
> 
> 
Signed-off-by: John Kacur <jkacur@xxxxxxxxxx>





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