Re: [PATCH] passt-repair: Fix build with -Werror=format-security

[David Gibson <david@gibson.dropbear.id.au>]

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On Tue, Mar 18, 2025 at 08:57:45PM +0100, Stefano Brivio wrote:
> Fixes: 04701702471e ("passt-repair: Add directory watch")
> Signed-off-by: Stefano Brivio <sbrivio@redhat.com>

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

> ---
> Note: I just pushed this for my own sanity, as it's trivial and builds
> are otherwise broken on CentOS Stream / RHEL. I'm posting for review
> anyway in the unlikely case something can ever be wrong with this.

Looks like a good idea.  Wonder if it's a good idea to turn on
-Wformat-security for upstream builds.

> 
>  passt-repair.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/passt-repair.c b/passt-repair.c
> index 8bb3f00..120f7aa 100644
> --- a/passt-repair.c
> +++ b/passt-repair.c
> @@ -150,7 +150,7 @@ int main(int argc, char **argv)
>  			_exit(1);
>  		}
>  
> -		ret = snprintf(a.sun_path, sizeof(a.sun_path), path);
> +		ret = snprintf(a.sun_path, sizeof(a.sun_path), "%s", path);
>  		inotify_dir = true;
>  	} else {
>  		ret = snprintf(a.sun_path, sizeof(a.sun_path), "%s", argv[1]);

-- 
David Gibson (he or they)	| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you, not the other way
				| around.
http://www.ozlabs.org/~dgibson

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