From: Ping-Ke Shih <pkshih@realtek.com>
To: Dan Carpenter <error27@gmail.com>,
"oe-kbuild@lists.linux.dev" <oe-kbuild@lists.linux.dev>
Cc: "lkp@intel.com" <lkp@intel.com>,
"oe-kbuild-all@lists.linux.dev" <oe-kbuild-all@lists.linux.dev>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Kalle Valo <kvalo@kernel.org>
Subject: RE: drivers/net/wireless/realtek/rtw89/mac.c:3829 rtw89_mac_cfg_ppdu_status() warn: missing error code? 'ret'
Date: Mon, 13 Feb 2023 00:57:08 +0000 [thread overview]
Message-ID: <5884ba04b5364eab9c875139fa1f408b@realtek.com> (raw)
In-Reply-To: <202302101023.ctlih5q0-lkp@intel.com>
Hi,
> -----Original Message-----
> From: Dan Carpenter <error27@gmail.com>
> Sent: Saturday, February 11, 2023 12:11 AM
> To: oe-kbuild@lists.linux.dev; Ping-Ke Shih <pkshih@realtek.com>
> Cc: lkp@intel.com; oe-kbuild-all@lists.linux.dev; linux-kernel@vger.kernel.org; Kalle Valo
> <kvalo@kernel.org>
> Subject: drivers/net/wireless/realtek/rtw89/mac.c:3829 rtw89_mac_cfg_ppdu_status() warn: missing error
> code? 'ret'
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: e544a07438522ab3688416e6e2e34bf0ee6d8755
> commit: 7ba49f4c6896d83b3841c0b046a0a7b1e97cc0dd rtw89: 8852c: add 8852ce to Makefile and Kconfig
> config: parisc-randconfig-m031-20230209
> (https://download.01.org/0day-ci/archive/20230210/202302101023.ctlih5q0-lkp@intel.com/config)
> compiler: hppa-linux-gcc (GCC) 12.1.0
>
> If you fix the issue, kindly add following tag where applicable
> | Reported-by: kernel test robot <lkp@intel.com>
> | Reported-by: Dan Carpenter <error27@gmail.com>
> | Link: https://lore.kernel.org/r/202302101023.ctlih5q0-lkp@intel.com/
>
> smatch warnings:
> drivers/net/wireless/realtek/rtw89/mac.c:3829 rtw89_mac_cfg_ppdu_status() warn: missing error code? 'ret'
>
> vim +/ret +3829 drivers/net/wireless/realtek/rtw89/mac.c
>
> e3ec7017f6a20d Ping-Ke Shih 2021-10-11 3818 int rtw89_mac_cfg_ppdu_status(struct rtw89_dev *rtwdev, u8
> mac_idx, bool enable)
> e3ec7017f6a20d Ping-Ke Shih 2021-10-11 3819 {
> e3ec7017f6a20d Ping-Ke Shih 2021-10-11 3820 u32 reg = rtw89_mac_reg_by_idx(R_AX_PPDU_STAT, mac_idx);
> e3ec7017f6a20d Ping-Ke Shih 2021-10-11 3821 int ret = 0;
> e3ec7017f6a20d Ping-Ke Shih 2021-10-11 3822
> e3ec7017f6a20d Ping-Ke Shih 2021-10-11 3823 ret = rtw89_mac_check_mac_en(rtwdev, mac_idx,
> RTW89_CMAC_SEL);
> e3ec7017f6a20d Ping-Ke Shih 2021-10-11 3824 if (ret)
> e3ec7017f6a20d Ping-Ke Shih 2021-10-11 3825 return ret;
> e3ec7017f6a20d Ping-Ke Shih 2021-10-11 3826
> e3ec7017f6a20d Ping-Ke Shih 2021-10-11 3827 if (!enable) {
> e3ec7017f6a20d Ping-Ke Shih 2021-10-11 3828 rtw89_write32_clr(rtwdev, reg,
> B_AX_PPDU_STAT_RPT_EN);
> e3ec7017f6a20d Ping-Ke Shih 2021-10-11 @3829 return ret;
>
> The code is correct, but it would be more readable to return 0;
Yes, it will be more readable. I will send a patch to change them soon.
Thanks for pointing out this.
Ping-Ke
prev parent reply other threads:[~2023-02-13 0:57 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-10 16:11 drivers/net/wireless/realtek/rtw89/mac.c:3829 rtw89_mac_cfg_ppdu_status() warn: missing error code? 'ret' Dan Carpenter
2023-02-13 0:57 ` Ping-Ke Shih [this message]
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