On Mon, 27 Feb 2017, simran singhal wrote:
> This patch fixes the checkpatch warning that else is not generally
> useful after a break or return.
>
> This was done using Coccinelle:
>
> @@
> expression e2;
> statement s1;
> @@
> if(e2) { ... return ...; }
> -else
> s1
>
> Signed-off-by: simran singhal <singhalsimran0@xxxxxxxxx>
> ---
> drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c
> index 2453413..4d6c928 100644
> --- a/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c
> +++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c
> @@ -374,8 +374,7 @@ static int ieee80211_tkip_encrypt(struct sk_buff *skb, int hdr_len, void *priv)
>
> if (!tcb_desc->bHwSec)
> return ret;
> - else
> - return 0;
> + return 0;
In contrast to another patch I commented on, it seems likely that here 0
means success. Converting 0 to false when that is what it means (ie not
here) makes the code more understandable.
julia
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