From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D0090C433EF for ; Thu, 6 Jan 2022 21:01:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244067AbiAFVBe (ORCPT ); Thu, 6 Jan 2022 16:01:34 -0500 Received: from mga04.intel.com ([192.55.52.120]:5325 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244010AbiAFVBd (ORCPT ); Thu, 6 Jan 2022 16:01:33 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1641502893; x=1673038893; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=MExrm/ErUuEdtAK9P7TMNk3mOSTTZQ4Fo8qfxxOVe5E=; b=AJ7SOiwh9OI44LYoGdIyMtpxvC0ERbqdxlt4ZuL/P76vUKEEUt9BWL+X Floj+Ag/vsfwzVuvnHSfUdskTXQqn+Xjt9fH7b1jDxa4yJJyf2V8bFZMj K/5WIAmOipl5c5pvE+Al4cRWWm3oUUCiHI8+rED+r9g9tswJbtBrs1C5O dg58uLPNlJLLVTKKxxXHYrb/R3rfync/SFvE7hafdKaTqptv5knhs/nu0 14lfLmqn1f7pEI5MBQDk6X+uGu9KKVFXbETEnUXBYp+SEA8DHAfFozuIZ qzj5Y9qQfPRQnajs36jYM9GvcDtTbeWJCGhDkZHsmAv74Fde7X/E289Fe g==; X-IronPort-AV: E=McAfee;i="6200,9189,10217"; a="241553896" X-IronPort-AV: E=Sophos;i="5.88,267,1635231600"; d="scan'208";a="241553896" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jan 2022 13:01:33 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,267,1635231600"; d="scan'208";a="557044627" Received: from lkp-server01.sh.intel.com (HELO e357b3ef1427) ([10.239.97.150]) by orsmga001.jf.intel.com with ESMTP; 06 Jan 2022 13:01:30 -0800 Received: from kbuild by e357b3ef1427 with local (Exim 4.92) (envelope-from ) id 1n5Zt3-000Hxc-CF; Thu, 06 Jan 2022 21:01:29 +0000 Date: Fri, 7 Jan 2022 05:00:58 +0800 From: kernel test robot To: "F.A.Sulaiman" , gregkh@linuxfoundation.org, fabioaiuto83@gmail.com, marcocesati@gmail.com, dan.carpenter@oracle.com, hdegoede@redhat.com Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, "F.A.Sulaiman" , linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] rtl8723bs: fix memory leak error Message-ID: <202201070423.WeoyORXE-lkp@intel.com> References: <20220105123447.24674-1-asha.16@itfac.mrt.ac.lk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220105123447.24674-1-asha.16@itfac.mrt.ac.lk> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi "F.A.Sulaiman", Thank you for the patch! Perhaps something to improve: [auto build test WARNING on staging/staging-testing] [also build test WARNING on v5.16-rc8 next-20220106] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/F-A-Sulaiman/rtl8723bs-fix-memory-leak-error/20220105-203752 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git 0640d18b15d86ab76275e63f36f5841db5f52e74 config: hexagon-allyesconfig (https://download.01.org/0day-ci/archive/20220107/202201070423.WeoyORXE-lkp@intel.com/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d5b6e30ed3acad794dd0aec400e617daffc6cc3d) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/1a1faafe5fcac0069aad1036ce1757e87ba847d3 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review F-A-Sulaiman/rtl8723bs-fix-memory-leak-error/20220105-203752 git checkout 1a1faafe5fcac0069aad1036ce1757e87ba847d3 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/mmc/host/ drivers/staging/rtl8723bs/ fs/xfs/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c:421:1: warning: unused label 'release_fw1' [-Wunused-label] release_fw1: ^~~~~~~~~~~~ drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c:957:5: warning: variable 'hoffset' set but not used [-Wunused-but-set-variable] u8 hoffset = 0, hworden = 0; ^ drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c:1050:5: warning: variable 'hoffset' set but not used [-Wunused-but-set-variable] u8 hoffset = 0, hworden = 0; ^ 3 warnings generated. vim +/release_fw1 +421 drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c 554c0a3abf216c Hans de Goede 2017-03-29 286 554c0a3abf216c Hans de Goede 2017-03-29 287 /* */ 554c0a3abf216c Hans de Goede 2017-03-29 288 /* Description: */ 554c0a3abf216c Hans de Goede 2017-03-29 289 /* Download 8192C firmware code. */ 554c0a3abf216c Hans de Goede 2017-03-29 290 /* */ 554c0a3abf216c Hans de Goede 2017-03-29 291 /* */ 554c0a3abf216c Hans de Goede 2017-03-29 292 s32 rtl8723b_FirmwareDownload(struct adapter *padapter, bool bUsedWoWLANFw) 554c0a3abf216c Hans de Goede 2017-03-29 293 { 554c0a3abf216c Hans de Goede 2017-03-29 294 s32 rtStatus = _SUCCESS; 554c0a3abf216c Hans de Goede 2017-03-29 295 u8 write_fw = 0; 554c0a3abf216c Hans de Goede 2017-03-29 296 unsigned long fwdl_start_time; 554c0a3abf216c Hans de Goede 2017-03-29 297 struct hal_com_data *pHalData = GET_HAL_DATA(padapter); 554c0a3abf216c Hans de Goede 2017-03-29 298 struct rt_firmware *pFirmware; 554c0a3abf216c Hans de Goede 2017-03-29 299 struct rt_firmware *pBTFirmware; 554c0a3abf216c Hans de Goede 2017-03-29 300 struct rt_firmware_hdr *pFwHdr = NULL; 554c0a3abf216c Hans de Goede 2017-03-29 301 u8 *pFirmwareBuf; 554c0a3abf216c Hans de Goede 2017-03-29 302 u32 FirmwareLen; 554c0a3abf216c Hans de Goede 2017-03-29 303 const struct firmware *fw; 554c0a3abf216c Hans de Goede 2017-03-29 304 struct device *device = dvobj_to_dev(padapter->dvobj); 554c0a3abf216c Hans de Goede 2017-03-29 305 u8 *fwfilepath; 554c0a3abf216c Hans de Goede 2017-03-29 306 struct dvobj_priv *psdpriv = padapter->dvobj; 554c0a3abf216c Hans de Goede 2017-03-29 307 struct debug_priv *pdbgpriv = &psdpriv->drv_dbg; 554c0a3abf216c Hans de Goede 2017-03-29 308 u8 tmp_ps; 554c0a3abf216c Hans de Goede 2017-03-29 309 554c0a3abf216c Hans de Goede 2017-03-29 310 pFirmware = kzalloc(sizeof(struct rt_firmware), GFP_KERNEL); 7e2b0aaec63351 Larry Finger 2017-04-08 311 if (!pFirmware) 7e2b0aaec63351 Larry Finger 2017-04-08 312 return _FAIL; 554c0a3abf216c Hans de Goede 2017-03-29 313 pBTFirmware = kzalloc(sizeof(struct rt_firmware), GFP_KERNEL); 7e2b0aaec63351 Larry Finger 2017-04-08 314 if (!pBTFirmware) { 7e2b0aaec63351 Larry Finger 2017-04-08 315 kfree(pFirmware); 7e2b0aaec63351 Larry Finger 2017-04-08 316 return _FAIL; 554c0a3abf216c Hans de Goede 2017-03-29 317 } 554c0a3abf216c Hans de Goede 2017-03-29 318 tmp_ps = rtw_read8(padapter, 0xa3); 554c0a3abf216c Hans de Goede 2017-03-29 319 tmp_ps &= 0xf8; 554c0a3abf216c Hans de Goede 2017-03-29 320 tmp_ps |= 0x02; 554c0a3abf216c Hans de Goede 2017-03-29 321 /* 1. write 0xA3[:2:0] = 3b'010 */ 554c0a3abf216c Hans de Goede 2017-03-29 322 rtw_write8(padapter, 0xa3, tmp_ps); 554c0a3abf216c Hans de Goede 2017-03-29 323 /* 2. read power_state = 0xA0[1:0] */ 554c0a3abf216c Hans de Goede 2017-03-29 324 tmp_ps = rtw_read8(padapter, 0xa0); 554c0a3abf216c Hans de Goede 2017-03-29 325 tmp_ps &= 0x03; 709c8e49b51c37 Fabio Aiuto 2021-04-07 326 if (tmp_ps != 0x01) 554c0a3abf216c Hans de Goede 2017-03-29 327 pdbgpriv->dbg_downloadfw_pwr_state_cnt++; 554c0a3abf216c Hans de Goede 2017-03-29 328 554c0a3abf216c Hans de Goede 2017-03-29 329 fwfilepath = "rtlwifi/rtl8723bs_nic.bin"; 554c0a3abf216c Hans de Goede 2017-03-29 330 b388285205609c Colin Ian King 2017-04-11 331 pr_info("rtl8723bs: acquire FW from file:%s\n", fwfilepath); 554c0a3abf216c Hans de Goede 2017-03-29 332 554c0a3abf216c Hans de Goede 2017-03-29 333 rtStatus = request_firmware(&fw, fwfilepath, device); 554c0a3abf216c Hans de Goede 2017-03-29 334 if (rtStatus) { 554c0a3abf216c Hans de Goede 2017-03-29 335 pr_err("Request firmware failed with error 0x%x\n", rtStatus); 554c0a3abf216c Hans de Goede 2017-03-29 336 rtStatus = _FAIL; 554c0a3abf216c Hans de Goede 2017-03-29 337 goto exit; 554c0a3abf216c Hans de Goede 2017-03-29 338 } 554c0a3abf216c Hans de Goede 2017-03-29 339 554c0a3abf216c Hans de Goede 2017-03-29 340 if (!fw) { 554c0a3abf216c Hans de Goede 2017-03-29 341 pr_err("Firmware %s not available\n", fwfilepath); 554c0a3abf216c Hans de Goede 2017-03-29 342 rtStatus = _FAIL; 554c0a3abf216c Hans de Goede 2017-03-29 343 goto exit; 554c0a3abf216c Hans de Goede 2017-03-29 344 } 554c0a3abf216c Hans de Goede 2017-03-29 345 554c0a3abf216c Hans de Goede 2017-03-29 346 if (fw->size > FW_8723B_SIZE) { 554c0a3abf216c Hans de Goede 2017-03-29 347 rtStatus = _FAIL; 554c0a3abf216c Hans de Goede 2017-03-29 348 goto exit; 554c0a3abf216c Hans de Goede 2017-03-29 349 } 554c0a3abf216c Hans de Goede 2017-03-29 350 93998817a169c0 Quytelda Kahja 2018-05-22 351 pFirmware->fw_buffer_sz = kmemdup(fw->data, fw->size, GFP_KERNEL); 93998817a169c0 Quytelda Kahja 2018-05-22 352 if (!pFirmware->fw_buffer_sz) { 554c0a3abf216c Hans de Goede 2017-03-29 353 rtStatus = _FAIL; 554c0a3abf216c Hans de Goede 2017-03-29 354 goto exit; 554c0a3abf216c Hans de Goede 2017-03-29 355 } 554c0a3abf216c Hans de Goede 2017-03-29 356 93998817a169c0 Quytelda Kahja 2018-05-22 357 pFirmware->fw_length = fw->size; 554c0a3abf216c Hans de Goede 2017-03-29 358 release_firmware(fw); 93998817a169c0 Quytelda Kahja 2018-05-22 359 if (pFirmware->fw_length > FW_8723B_SIZE) { 554c0a3abf216c Hans de Goede 2017-03-29 360 rtStatus = _FAIL; 79df841b435018 Fabio Aiuto 2021-04-15 361 netdev_emerg(padapter->pnetdev, 79df841b435018 Fabio Aiuto 2021-04-15 362 "Firmware size:%u exceed %u\n", 79df841b435018 Fabio Aiuto 2021-04-15 363 pFirmware->fw_length, FW_8723B_SIZE); 1a1faafe5fcac0 F.A.Sulaiman 2022-01-05 364 goto exit; 554c0a3abf216c Hans de Goede 2017-03-29 365 } 554c0a3abf216c Hans de Goede 2017-03-29 366 93998817a169c0 Quytelda Kahja 2018-05-22 367 pFirmwareBuf = pFirmware->fw_buffer_sz; 93998817a169c0 Quytelda Kahja 2018-05-22 368 FirmwareLen = pFirmware->fw_length; 554c0a3abf216c Hans de Goede 2017-03-29 369 554c0a3abf216c Hans de Goede 2017-03-29 370 /* To Check Fw header. Added by tynli. 2009.12.04. */ 554c0a3abf216c Hans de Goede 2017-03-29 371 pFwHdr = (struct rt_firmware_hdr *)pFirmwareBuf; 554c0a3abf216c Hans de Goede 2017-03-29 372 699ad73456d6c9 Quytelda Kahja 2018-05-22 373 pHalData->FirmwareVersion = le16_to_cpu(pFwHdr->version); 699ad73456d6c9 Quytelda Kahja 2018-05-22 374 pHalData->FirmwareSubVersion = le16_to_cpu(pFwHdr->subversion); 699ad73456d6c9 Quytelda Kahja 2018-05-22 375 pHalData->FirmwareSignature = le16_to_cpu(pFwHdr->signature); 554c0a3abf216c Hans de Goede 2017-03-29 376 554c0a3abf216c Hans de Goede 2017-03-29 377 if (IS_FW_HEADER_EXIST_8723B(pFwHdr)) { 554c0a3abf216c Hans de Goede 2017-03-29 378 /* Shift 32 bytes for FW header */ 554c0a3abf216c Hans de Goede 2017-03-29 379 pFirmwareBuf = pFirmwareBuf + 32; 554c0a3abf216c Hans de Goede 2017-03-29 380 FirmwareLen = FirmwareLen - 32; 554c0a3abf216c Hans de Goede 2017-03-29 381 } 554c0a3abf216c Hans de Goede 2017-03-29 382 554c0a3abf216c Hans de Goede 2017-03-29 383 /* Suggested by Filen. If 8051 is running in RAM code, driver should inform Fw to reset by itself, */ 554c0a3abf216c Hans de Goede 2017-03-29 384 /* or it will cause download Fw fail. 2010.02.01. by tynli. */ 554c0a3abf216c Hans de Goede 2017-03-29 385 if (rtw_read8(padapter, REG_MCUFWDL) & RAM_DL_SEL) { /* 8051 RAM code */ 554c0a3abf216c Hans de Goede 2017-03-29 386 rtw_write8(padapter, REG_MCUFWDL, 0x00); 554c0a3abf216c Hans de Goede 2017-03-29 387 rtl8723b_FirmwareSelfReset(padapter); 554c0a3abf216c Hans de Goede 2017-03-29 388 } 554c0a3abf216c Hans de Goede 2017-03-29 389 554c0a3abf216c Hans de Goede 2017-03-29 390 _FWDownloadEnable(padapter, true); 554c0a3abf216c Hans de Goede 2017-03-29 391 fwdl_start_time = jiffies; 554c0a3abf216c Hans de Goede 2017-03-29 392 while ( 554c0a3abf216c Hans de Goede 2017-03-29 393 !padapter->bDriverStopped && 554c0a3abf216c Hans de Goede 2017-03-29 394 !padapter->bSurpriseRemoved && 554c0a3abf216c Hans de Goede 2017-03-29 395 (write_fw++ < 3 || jiffies_to_msecs(jiffies - fwdl_start_time) < 500) 554c0a3abf216c Hans de Goede 2017-03-29 396 ) { 554c0a3abf216c Hans de Goede 2017-03-29 397 /* reset FWDL chksum */ 554c0a3abf216c Hans de Goede 2017-03-29 398 rtw_write8(padapter, REG_MCUFWDL, rtw_read8(padapter, REG_MCUFWDL)|FWDL_ChkSum_rpt); 554c0a3abf216c Hans de Goede 2017-03-29 399 554c0a3abf216c Hans de Goede 2017-03-29 400 rtStatus = _WriteFW(padapter, pFirmwareBuf, FirmwareLen); 554c0a3abf216c Hans de Goede 2017-03-29 401 if (rtStatus != _SUCCESS) 554c0a3abf216c Hans de Goede 2017-03-29 402 continue; 554c0a3abf216c Hans de Goede 2017-03-29 403 554c0a3abf216c Hans de Goede 2017-03-29 404 rtStatus = polling_fwdl_chksum(padapter, 5, 50); 554c0a3abf216c Hans de Goede 2017-03-29 405 if (rtStatus == _SUCCESS) 554c0a3abf216c Hans de Goede 2017-03-29 406 break; 554c0a3abf216c Hans de Goede 2017-03-29 407 } 554c0a3abf216c Hans de Goede 2017-03-29 408 _FWDownloadEnable(padapter, false); 554c0a3abf216c Hans de Goede 2017-03-29 409 if (_SUCCESS != rtStatus) 554c0a3abf216c Hans de Goede 2017-03-29 410 goto fwdl_stat; 554c0a3abf216c Hans de Goede 2017-03-29 411 554c0a3abf216c Hans de Goede 2017-03-29 412 rtStatus = _FWFreeToGo(padapter, 10, 200); 554c0a3abf216c Hans de Goede 2017-03-29 413 if (_SUCCESS != rtStatus) 554c0a3abf216c Hans de Goede 2017-03-29 414 goto fwdl_stat; 554c0a3abf216c Hans de Goede 2017-03-29 415 554c0a3abf216c Hans de Goede 2017-03-29 416 fwdl_stat: 554c0a3abf216c Hans de Goede 2017-03-29 417 554c0a3abf216c Hans de Goede 2017-03-29 418 exit: 93998817a169c0 Quytelda Kahja 2018-05-22 419 kfree(pFirmware->fw_buffer_sz); 554c0a3abf216c Hans de Goede 2017-03-29 420 kfree(pFirmware); 7e2b0aaec63351 Larry Finger 2017-04-08 @421 release_fw1: 554c0a3abf216c Hans de Goede 2017-03-29 422 kfree(pBTFirmware); 554c0a3abf216c Hans de Goede 2017-03-29 423 return rtStatus; 554c0a3abf216c Hans de Goede 2017-03-29 424 } 554c0a3abf216c Hans de Goede 2017-03-29 425 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org