netdev - Re: linux-next: manual merge of the bpf-next tree with the bpf tree

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Date:   Mon, 14 May 2018 13:41:40 -0700
From:   Jakub Kicinski <jakub.kicinski@...ronome.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Daniel Borkmann <daniel@...earbox.net>,
        Alexei Starovoitov <ast@...nel.org>,
        Networking <netdev@...r.kernel.org>,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: manual merge of the bpf-next tree with the bpf tree

On Mon, 14 May 2018 11:57:00 +1000, Stephen Rothwell wrote:
> diff --cc tools/lib/bpf/libbpf.c
> index 8da4eeb101a6,df54c4c9e48a..000000000000
> --- a/tools/lib/bpf/libbpf.c
> +++ b/tools/lib/bpf/libbpf.c
> @@@ -2163,9 -2193,12 +2193,12 @@@ int bpf_prog_load_xattr(const struct bp
>   
>   	if (!attr)
>   		return -EINVAL;
> + 	if (!attr->file)
> + 		return -EINVAL;
>   
> - 	obj = bpf_object__open(attr->file);
> + 	obj = __bpf_object__open(attr->file, NULL, 0,
> + 				 bpf_prog_type__needs_kver(attr->prog_type));
>  -	if (IS_ERR(obj))
>  +	if (IS_ERR_OR_NULL(obj))
>   		return -ENOENT;

This is okay, thanks.  The OR_NULL is unnecessary just using the
bpf-next code is a better merge IMO.