Subject: Re: [PATCH] net: use %ld format specifier for PTR_ERR in pr_warn

From: Kuniyuki Iwashima <[email-masked]>
Date: Sat, 12 Apr 2025 16:28:38 -0700

From: Qasim Ijaz <[email-masked]>
Date: Sat, 12 Apr 2025 23:55:28 +0100
> PTR_ERR yields type long, so use %ld format specifier in pr_warn.

errno fits in the range of int, so no need to use %ld.

> 
> Fixes: 193510c95215 ("net: add debugfs files for showing netns refcount tracking info")

The series is not yet applied.  It's not necessary this time, but
in such a case, please reply to the original patch thread.

Also, please make sure your patch can be applied cleanly on the latest
remote net-next.git and the Fixes tag points to an existing commit.

> Signed-off-by: Qasim Ijaz <[email-masked]> 
> ---
>  net/core/net_namespace.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
> index f47b9f10af24..a419a3aa57a6 100644
> --- a/net/core/net_namespace.c
> +++ b/net/core/net_namespace.c
> @@ -1652,7 +1652,7 @@ static int __init ns_debug_init(void)
>  	if (ref_tracker_debug_dir) {
>  		ns_ref_tracker_dir = debugfs_create_dir("net_ns", ref_tracker_debug_dir);
>  		if (IS_ERR(ns_ref_tracker_dir)) {
> -			pr_warn("net: unable to create ref_tracker/net_ns directory: %d\n",
> +			pr_warn("net: unable to create ref_tracker/net_ns directory: %ld\n",
>  				PTR_ERR(ns_ref_tracker_dir));
>  			goto out;
>  		}
> -- 
> 2.39.5