linux-kernel - Re: [PATCH 01/15] net: wireless: ath: use

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Date:	Wed, 21 Oct 2015 16:58:48 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	Punit Vara <punitvara@...il.com>, kvalo@....qualcomm.com
Cc:	stas.yakovlev@...il.com, chaoming_li@...lsil.com.cn,
	Larry.Finger@...inger.net, chunkeey@...glemail.com,
	sgruszka@...hat.com, brudley@...adcom.com, arend@...adcom.com,
	linville@...driver.com, mickflemm@...il.com,
	mcgrof@...not-panic.com, k.eugene.e@...il.com,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	brcm80211-dev-list@...adcom.com, wcn36xx@...ts.infradead.org,
	johannes.berg@...el.com, meuleman@...adcom.com
Subject: Re: [PATCH 01/15] net: wireless: ath: use | instead of + for summing
 bitmasks

On 10/21/2015, 04:55 PM, Punit Vara wrote:
> This patch is to the ath10k/pci.h file that fixes following warning
>  reported by coccicheck:
> 
> WARNING: sum of probable bitmasks, consider |
> 
> I have replaced + with OR operator | for summing bitmasks
> 
> Signed-off-by: Punit Vara <punitvara@...il.com>
> ---
>  drivers/net/wireless/ath/ath10k/pci.c | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
> index 1046ab6..165a318 100644
> --- a/drivers/net/wireless/ath/ath10k/pci.c
> +++ b/drivers/net/wireless/ath/ath10k/pci.c
> @@ -775,7 +775,7 @@ static u32 ath10k_pci_targ_cpu_to_ce_addr(struct ath10k *ar, u32 addr)
>  	switch (ar->hw_rev) {
>  	case ATH10K_HW_QCA988X:
>  	case ATH10K_HW_QCA6174:
> -		val = (ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS +
> +		val = (ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS |
>  					  CORE_CTRL_ADDRESS) &

Could you explain where exactly are 2 bitmasks here?

thanks,
-- 
js
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