Hi Vatsala,
On 4/25/19 1:33 PM, Vatsala Narang wrote:
> Challenge suggested by coccinelle.
>
I think you mean *change*.
See more comments below...
> Replace bit shifting on 1 with the BIT(x) macro.
> Coccinelle script:
>
> @@
> expression c;
> @@
>
> -(1 << c)
> +BIT(c)
>
> Signed-off-by: Vatsala Narang
> ---
> drivers/staging/rtl8192u/ieee80211/ieee80211_wx.c | 8
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_wx.c
> b/drivers/staging/rtl8192u/ieee80211/ieee80211_wx.c
> index fa59c712c74b..c44662f03a6b 100644
> --- a/drivers/staging/rtl8192u/ieee80211/ieee80211_wx.c
> +++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_wx.c
> @@ -86,7 +86,7 @@ static inline char *rtl819x_translate_scan(struct
> ieee80211_device *ieee,
> /* Add the protocol name */
> iwe.cmd = SIOCGIWNAME;
> for(i=0; i - if(network->mode&(1< + if(network->mode&BIT(i)) {
A space is required before the open parenthesis: 'if ('. Also, add
spaces around operators, in this case around '&'.
>
> sprintf(pname,ieee80211_modes[i].mode_string,ieee80211_modes[i].mode_size);
> pname +=ieee80211_modes[i].mode_size;
> }
> @@ -394,7 +394,7 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
> sec.key_sizes[key] = len;
> (*crypt)->ops->set_key(sec.keys[key], len, NULL,
> (*crypt)->priv);
> - sec.flags |= (1 << key);
> + sec.flags |= BIT(key);
> /* This ensures a key will be activated if no key is
>* explicitely set */
You could send a separate patch to fix the typo in the above
comment: explicitely -> explicitly.
I encourage you to adopt the practice of running checkpatch.pl
on your patches before submitting them.
Thanks
--
Gustavo
> if (key == sec.active_key)
> @@ -415,7 +415,7 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
> (*crypt)->ops->set_key(sec.keys[key], 13, NULL,
> (*crypt)->priv);
> sec.key_sizes[key] = 13;
> - sec.flags |= (1 << key);
> + sec.flags |= BIT(key);
> }
>
> /* No key data - just set the default TX key index */
> @@ -636,7 +636,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device
> *ieee,
> if (ext->alg != IW_ENCODE_ALG_NONE) {
> //memcpy(sec.keys[idx], ext->key, ext->key_len);
> sec.key_sizes[idx] = ext->key_len;
> - sec.flags |= (1 << idx);
> + sec.flags |= BIT(idx);
> if (ext->alg == IW_ENCODE_ALG_WEP) {
> // sec.encode_alg[idx] = SEC_ALG_WEP;
> sec.flags |= SEC_LEVEL;
>
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