On Wed, 29 Mar 2017, Arushi Singhal wrote:
> This patch uses the following coccinelle script to remove
> a variable that was simply used to store the return
> value of a function call before returning it:
>
> @@
> identifier len,f;
> @@
>
> -int len;
> ... when != len
> when strict
> -len =
> +return
> f(...);
> -return len;
>
> Signed-off-by: Arushi Singhal <arushisinghal19971...@gmail.com>
> ---
> net/netfilter/ipvs/ip_vs_ftp.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/net/netfilter/ipvs/ip_vs_ftp.c b/net/netfilter/ipvs/ip_vs_ftp.c
> index d30c327bb578..9e1e682610ef 100644
> --- a/net/netfilter/ipvs/ip_vs_ftp.c
> +++ b/net/netfilter/ipvs/ip_vs_ftp.c
> @@ -482,11 +482,9 @@ static struct pernet_operations ip_vs_ftp_ops = {
>
> static int __init ip_vs_ftp_init(void)
> {
> - int rv;
>
> - rv = register_pernet_subsys(&ip_vs_ftp_ops);
> /* rcu_barrier() is called by netns on error */
> - return rv;
> + return register_pernet_subsys(&ip_vs_ftp_ops);
It looks like you end up with an unnecessary blank line at the beginning
of the function.
julia
> }
>
> /*
> --
> 2.11.0
>
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