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[84.160.120.136]) by smtp.gmail.com with ESMTPSA id x6-20020a05640225c600b00463a83ce063sm3595500edb.96.2022.11.06.22.22.57 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 06 Nov 2022 22:22:57 -0800 (PST) Message-ID: <18bb5b61-5dda-c00c-b025-b73e887259bc@gmail.com> Date: Mon, 7 Nov 2022 07:22:57 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: [PATCH] staging: r8188eu: clean up error handling in rtw_start_drv_threads() Content-Language: en-US To: Michael Straube , gregkh@linuxfoundation.org Cc: Larry.Finger@lwfinger.net, phil@philpotter.co.uk, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org References: <20221106133443.8872-1-straube.linux@gmail.com> From: Philipp Hortmann In-Reply-To: <20221106133443.8872-1-straube.linux@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/6/22 14:34, Michael Straube wrote: > Convert the error handling in the function rtw_start_drv_threads() to > the common logic used in the kernel. Another step to get rid of _FAIL > and _SUCCESS which uses inverted logic. > > Signed-off-by: Michael Straube > --- > drivers/staging/r8188eu/include/osdep_intf.h | 2 +- > drivers/staging/r8188eu/os_dep/os_intfs.c | 17 +++++++---------- > 2 files changed, 8 insertions(+), 11 deletions(-) > > diff --git a/drivers/staging/r8188eu/include/osdep_intf.h b/drivers/staging/r8188eu/include/osdep_intf.h > index 0f7d74a3ff6d..6d66cb57225e 100644 > --- a/drivers/staging/r8188eu/include/osdep_intf.h > +++ b/drivers/staging/r8188eu/include/osdep_intf.h > @@ -46,7 +46,7 @@ u8 rtw_init_drv_sw(struct adapter *padapter); > void rtw_free_drv_sw(struct adapter *padapter); > void rtw_reset_drv_sw(struct adapter *padapter); > > -u32 rtw_start_drv_threads(struct adapter *padapter); > +int rtw_start_drv_threads(struct adapter *padapter); > void rtw_stop_drv_threads (struct adapter *padapter); > void rtw_cancel_all_timer(struct adapter *padapter); > > diff --git a/drivers/staging/r8188eu/os_dep/os_intfs.c b/drivers/staging/r8188eu/os_dep/os_intfs.c > index 970f380bac96..66556e07ed93 100644 > --- a/drivers/staging/r8188eu/os_dep/os_intfs.c > +++ b/drivers/staging/r8188eu/os_dep/os_intfs.c > @@ -363,18 +363,16 @@ struct net_device *rtw_init_netdev(struct adapter *old_padapter) > return pnetdev; > } > > -u32 rtw_start_drv_threads(struct adapter *padapter) > +int rtw_start_drv_threads(struct adapter *padapter) > { > - u32 _status = _SUCCESS; > - > padapter->cmdThread = kthread_run(rtw_cmd_thread, padapter, "RTW_CMD_THREAD"); > if (IS_ERR(padapter->cmdThread)) > - _status = _FAIL; > - else > - /* wait for rtw_cmd_thread() to start running */ > - wait_for_completion(&padapter->cmdpriv.start_cmd_thread); > + return PTR_ERR(padapter->cmdThread); > > - return _status; > + /* wait for rtw_cmd_thread() to start running */ > + wait_for_completion(&padapter->cmdpriv.start_cmd_thread); > + > + return 0; > } > > void rtw_stop_drv_threads(struct adapter *padapter) > @@ -627,8 +625,7 @@ static int _netdev_open(struct net_device *pnetdev) > > netdev_dbg(pnetdev, "MAC Address = %pM\n", pnetdev->dev_addr); > > - status = rtw_start_drv_threads(padapter); > - if (status == _FAIL) { > + if (rtw_start_drv_threads(padapter)) { > pr_info("Initialize driver software resource Failed!\n"); > goto netdev_open_error; > } Tested-by: Philipp Hortmann # Edimax N150