Re: [PATCH bpf-next v3 2/5] selftests/bpf: Drop must_fail from network_helper_opts

[Martin KaFai Lau <martin.lau@linux.dev>]

On 7/17/24 11:22 PM, Geliang Tang wrote:
> diff --git a/tools/testing/selftests/bpf/network_helpers.c b/tools/testing/selftests/bpf/network_helpers.c
> index 15e0e0bb7553..48c27c810db7 100644
> --- a/tools/testing/selftests/bpf/network_helpers.c
> +++ b/tools/testing/selftests/bpf/network_helpers.c
> @@ -277,33 +277,6 @@ int client_socket(int family, int type,
>   	return -1;
>   }
>   
> -static int connect_fd_to_addr(int fd,
> -			      const struct sockaddr_storage *addr,
> -			      socklen_t addrlen, const bool must_fail)
> -{
> -	int ret;
> -
> -	errno = 0;
> -	ret = connect(fd, (const struct sockaddr *)addr, addrlen);
> -	if (must_fail) {
> -		if (!ret) {
> -			log_err("Unexpected success to connect to server");
> -			return -1;
> -		}
> -		if (errno != EPERM) {
> -			log_err("Unexpected error from connect to server");
> -			return -1;
> -		}
> -	} else {
> -		if (ret) {
> -			log_err("Failed to connect to server");

There was log_err on connect() failure.

> -			return -1;
> -		}
> -	}
> -
> -	return 0;
> -}
> -
>   int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t addrlen,
>   		    const struct network_helper_opts *opts)
>   {
> @@ -318,7 +291,7 @@ int connect_to_addr(int type, const struct sockaddr_storage *addr, socklen_t add
>   		return -1;
>   	}
>   
> -	if (connect_fd_to_addr(fd, addr, addrlen, opts->must_fail))
> +	if (connect(fd, (const struct sockaddr *)addr, addrlen))

log_err is gone now.

>   		goto error_close;
>   
>   	return fd;
> @@ -383,7 +356,7 @@ int connect_fd_to_fd(int client_fd, int server_fd, int timeout_ms)
>   		return -1;
>   	}
>   
> -	if (connect_fd_to_addr(client_fd, &addr, len, false))
> +	if (connect(client_fd, (const struct sockaddr *)&addr, len))

Same here.

>   		return -1;
>   
>   	return 0;