linux-kernel - Re: [PATCH wireless v2] wifi: ath10k: Fix an error code problem in ath10k_dbg_sta_write_peer_debug

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Date: Tue, 23 Apr 2024 09:21:11 +0800
From: Su Hui <suhui@...china.com>
To: Kalle Valo <kvalo@...nel.org>
Cc: quic_jjohnson@...cinc.com, jjohnson@...nel.org, nathan@...nel.org,
 ndesaulniers@...gle.com, morbo@...gle.com, justinstitt@...gle.com,
 c_mkenna@....qualcomm.com, linux-wireless@...r.kernel.org,
 ath10k@...ts.infradead.org, linux-kernel@...r.kernel.org,
 llvm@...ts.linux.dev, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH wireless v2] wifi: ath10k: Fix an error code problem in
 ath10k_dbg_sta_write_peer_debug_trigger()

On 2024/4/22 14:53, Kalle Valo wrote:
> Su Hui <suhui@...china.com> writes:
>
>> Clang Static Checker (scan-build) Warning:
>> drivers/net/wireless/ath/ath10k/debugfs_sta.c:line 429, column 3
>> Value stored to 'ret' is never read.
>>
>> Return 'ret' rather than 'count' when 'ret' stores an error code.
>> By the way, remove some useless code.
>>
>> Fixes: ee8b08a1be82 ("ath10k: add debugfs support to get per peer tids log via tracing")
>> Signed-off-by: Su Hui <suhui@...china.com>
>> ---
>> v2:
>>   - remove the initializer change.
>>
>>   drivers/net/wireless/ath/ath10k/debugfs_sta.c | 6 ++----
>>   1 file changed, 2 insertions(+), 4 deletions(-)
>>
>> diff --git a/drivers/net/wireless/ath/ath10k/debugfs_sta.c b/drivers/net/wireless/ath/ath10k/debugfs_sta.c
>> index 394bf3c32abf..c1198e9027ae 100644
>> --- a/drivers/net/wireless/ath/ath10k/debugfs_sta.c
>> +++ b/drivers/net/wireless/ath/ath10k/debugfs_sta.c
>> @@ -432,14 +432,12 @@ ath10k_dbg_sta_write_peer_debug_trigger(struct file *file,
>>   
>>   	ret = ath10k_wmi_peer_set_param(ar, arsta->arvif->vdev_id, sta->addr,
>>   					ar->wmi.peer_param->debug, peer_debug_trigger);
>> -	if (ret) {
>> +	if (ret)
>>   		ath10k_warn(ar, "failed to set param to trigger peer tid logs for station ret: %d\n",
>>   			    ret);
>> -		goto out;
>> -	}
> Minimal changes with one logical change per patch, please. I'll remove
> this part in the pending branch.
>
Sorry for this, thanks for your help!

Su Hui