Joe Perches <j...@perches.com> writes:
> On Mon, 2014-09-29 at 14:49 +0300, Kalle Valo wrote:
>> Hi Joe,
>>
>> I have a problem with checkpatch. On ath10k we have this function:
>>
>> static inline struct ath10k_skb_cb *ATH10K_SKB_CB(struct sk_buff *skb)
>> {
>> BUILD_BUG_ON(sizeof(struct ath10k_skb_cb) >
>> IEEE80211_TX_INFO_DRIVER_DATA_SIZE);
>> return (struct ath10k_skb_cb *)&IEEE80211_SKB_CB(skb)->driver_data;
>> }
>>
>> And the BUILD_BUG_ON triggers this warning:
>>
>> drivers/net/wireless/ath/ath10k/core.h:85: CHECK: No space is necessary
>> after a cast
>>
>> Any advice how to handle that?
>
> It's a checkpatch false positive that could be fixed.
>
> It needs something like another test to look for
> sizeof(type) as not a cast and more arithmetic/comparison
> uses.
>
> Maybe you can test this?
It works, thank you!
Tested-by: Kalle Valo <kv...@qca.qualcomm.com>
--
Kalle Valo
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