Re: [PATCH] staging: rtl8192u: Fix type mismatch warnings reported by sparse

From: Greg KH
Date: Fri May 12 2017 - 05:07:00 EST


On Mon, May 01, 2017 at 01:19:24PM +0530, suniel.spartan@xxxxxxxxx wrote:
> From: Suniel Mahesh <suniel.spartan@xxxxxxxxx>
>
> The function Mk16_le() is calling le16_to_cpu() internally.
> le16_to_cpu() takes an argument of type (__le *) but the argument
> passed is of type (u16 *). Fixed it by passing the correct argument.
>
> Signed-off-by: Suniel Mahesh <suniel.spartan@xxxxxxxxx>
> ---
> .../rtl8192u/ieee80211/ieee80211_crypt_tkip.c | 22 +++++++++++-----------
> 1 file changed, 11 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c
> index 5039172..11ddf30 100644
> --- a/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c
> +++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt_tkip.c
> @@ -172,7 +172,7 @@ static inline u16 Mk16(u8 hi, u8 lo)
> }
>
>
> -static inline u16 Mk16_le(u16 *v)
> +static inline u16 Mk16_le(__le16 *v)
> {
> return le16_to_cpu(*v);
> }

Ick, no, just replace all usages of this function with the "real"
le16_to_cpu() call.

thanks,

greg k-h