lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <201804261322.lA4etIjI%fengguang.wu@intel.com>
Date:   Thu, 26 Apr 2018 14:20:52 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Baolin Wang <baolin.wang@...aro.org>
Cc:     kbuild-all@...org, perex@...ex.cz, tiwai@...e.com, arnd@...db.de,
        baolin.wang@...aro.org, lgirdwood@...il.com, broonie@...nel.org,
        o-takashi@...amocchi.jp, mingo@...nel.org,
        elfring@...rs.sourceforge.net, dan.carpenter@...cle.com,
        jeeja.kp@...el.com, vinod.koul@...el.com,
        guneshwor.o.singh@...el.com, subhransu.s.prusty@...el.com,
        bhumirks@...il.com, gudishax.kranthikumar@...el.com,
        naveen.m@...el.com, hardik.t.shah@...el.com,
        arvind.yadav.cs@...il.com, fabf@...net.be,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 8/8] ALSA: add new 32-bit layout for
 snd_pcm_mmap_status/control

Hi Arnd,

I love your patch! Yet something to improve:

[auto build test ERROR on v4.17-rc2]
[cannot apply to sound/for-next asoc/for-next arm-soc/for-next next-20180424]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Baolin-Wang/Fix-year-2038-issue-for-sound-subsystem/20180426-010145
config: x86_64-acpi-redef (attached as .config)
compiler: gcc-7 (Debian 7.3.0-16) 7.3.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   In file included from sound/core/pcm_native.c:3728:0:
   sound/core/pcm_compat.c: In function 'snd_pcm_ioctl_compat':
>> sound/core/pcm_compat.c:580:2: error: duplicate case value
     case SNDRV_PCM_IOCTL_SYNC_PTR_X32:
     ^~~~
   sound/core/pcm_compat.c:547:2: note: previously used here
     case __SNDRV_PCM_IOCTL_SYNC_PTR64:
     ^~~~

vim +580 sound/core/pcm_compat.c

^1da177e Linus Torvalds 2005-04-16  507  
^1da177e Linus Torvalds 2005-04-16  508  static long snd_pcm_ioctl_compat(struct file *file, unsigned int cmd, unsigned long arg)
^1da177e Linus Torvalds 2005-04-16  509  {
877211f5 Takashi Iwai   2005-11-17  510  	struct snd_pcm_file *pcm_file;
877211f5 Takashi Iwai   2005-11-17  511  	struct snd_pcm_substream *substream;
^1da177e Linus Torvalds 2005-04-16  512  	void __user *argp = compat_ptr(arg);
^1da177e Linus Torvalds 2005-04-16  513  
^1da177e Linus Torvalds 2005-04-16  514  	pcm_file = file->private_data;
^1da177e Linus Torvalds 2005-04-16  515  	if (! pcm_file)
^1da177e Linus Torvalds 2005-04-16  516  		return -ENOTTY;
^1da177e Linus Torvalds 2005-04-16  517  	substream = pcm_file->substream;
^1da177e Linus Torvalds 2005-04-16  518  	if (! substream)
^1da177e Linus Torvalds 2005-04-16  519  		return -ENOTTY;
^1da177e Linus Torvalds 2005-04-16  520  
^1da177e Linus Torvalds 2005-04-16  521  	/*
^1da177e Linus Torvalds 2005-04-16  522  	 * When PCM is used on 32bit mode, we need to disable
53cdcc38 Arnd Bergmann  2018-04-24  523  	 * mmap of the old PCM status/control records because
53cdcc38 Arnd Bergmann  2018-04-24  524  	 * of the size incompatibility.
^1da177e Linus Torvalds 2005-04-16  525  	 */
548a648b Takashi Iwai   2006-07-31  526  	pcm_file->no_compat_mmap = 1;
^1da177e Linus Torvalds 2005-04-16  527  
^1da177e Linus Torvalds 2005-04-16  528  	switch (cmd) {
^1da177e Linus Torvalds 2005-04-16  529  	case SNDRV_PCM_IOCTL_PVERSION:
^1da177e Linus Torvalds 2005-04-16  530  	case SNDRV_PCM_IOCTL_INFO:
5a7f2619 Takashi Iwai   2007-12-17  531  	case SNDRV_PCM_IOCTL_TSTAMP:
6b587ef9 Takashi Iwai   2007-12-14  532  	case SNDRV_PCM_IOCTL_TTSTAMP:
4b671f57 Takashi Iwai   2017-06-19  533  	case SNDRV_PCM_IOCTL_USER_PVERSION:
^1da177e Linus Torvalds 2005-04-16  534  	case SNDRV_PCM_IOCTL_HWSYNC:
^1da177e Linus Torvalds 2005-04-16  535  	case SNDRV_PCM_IOCTL_PREPARE:
^1da177e Linus Torvalds 2005-04-16  536  	case SNDRV_PCM_IOCTL_RESET:
^1da177e Linus Torvalds 2005-04-16  537  	case SNDRV_PCM_IOCTL_START:
^1da177e Linus Torvalds 2005-04-16  538  	case SNDRV_PCM_IOCTL_DROP:
^1da177e Linus Torvalds 2005-04-16  539  	case SNDRV_PCM_IOCTL_DRAIN:
^1da177e Linus Torvalds 2005-04-16  540  	case SNDRV_PCM_IOCTL_PAUSE:
^1da177e Linus Torvalds 2005-04-16  541  	case SNDRV_PCM_IOCTL_HW_FREE:
^1da177e Linus Torvalds 2005-04-16  542  	case SNDRV_PCM_IOCTL_RESUME:
^1da177e Linus Torvalds 2005-04-16  543  	case SNDRV_PCM_IOCTL_XRUN:
^1da177e Linus Torvalds 2005-04-16  544  	case SNDRV_PCM_IOCTL_LINK:
^1da177e Linus Torvalds 2005-04-16  545  	case SNDRV_PCM_IOCTL_UNLINK:
53cdcc38 Arnd Bergmann  2018-04-24  546  	case __SNDRV_PCM_IOCTL_SYNC_PTR32:
53cdcc38 Arnd Bergmann  2018-04-24  547  	case __SNDRV_PCM_IOCTL_SYNC_PTR64:
67616fed Takashi Iwai   2017-08-30  548  		return snd_pcm_common_ioctl(file, substream, cmd, argp);
^1da177e Linus Torvalds 2005-04-16  549  	case SNDRV_PCM_IOCTL_HW_REFINE32:
^1da177e Linus Torvalds 2005-04-16  550  		return snd_pcm_ioctl_hw_params_compat(substream, 1, argp);
^1da177e Linus Torvalds 2005-04-16  551  	case SNDRV_PCM_IOCTL_HW_PARAMS32:
^1da177e Linus Torvalds 2005-04-16  552  		return snd_pcm_ioctl_hw_params_compat(substream, 0, argp);
^1da177e Linus Torvalds 2005-04-16  553  	case SNDRV_PCM_IOCTL_SW_PARAMS32:
^1da177e Linus Torvalds 2005-04-16  554  		return snd_pcm_ioctl_sw_params_compat(substream, argp);
de41e437 Baolin Wang    2018-04-24  555  	case SNDRV_PCM_IOCTL_STATUS_COMPAT32:
de41e437 Baolin Wang    2018-04-24  556  		return snd_pcm_status_user32(substream, argp, false);
de41e437 Baolin Wang    2018-04-24  557  	case SNDRV_PCM_IOCTL_STATUS_EXT_COMPAT32:
de41e437 Baolin Wang    2018-04-24  558  		return snd_pcm_status_user32(substream, argp, true);
^1da177e Linus Torvalds 2005-04-16  559  	case SNDRV_PCM_IOCTL_CHANNEL_INFO32:
^1da177e Linus Torvalds 2005-04-16  560  		return snd_pcm_ioctl_channel_info_compat(substream, argp);
^1da177e Linus Torvalds 2005-04-16  561  	case SNDRV_PCM_IOCTL_WRITEI_FRAMES32:
^1da177e Linus Torvalds 2005-04-16  562  		return snd_pcm_ioctl_xferi_compat(substream, SNDRV_PCM_STREAM_PLAYBACK, argp);
^1da177e Linus Torvalds 2005-04-16  563  	case SNDRV_PCM_IOCTL_READI_FRAMES32:
^1da177e Linus Torvalds 2005-04-16  564  		return snd_pcm_ioctl_xferi_compat(substream, SNDRV_PCM_STREAM_CAPTURE, argp);
^1da177e Linus Torvalds 2005-04-16  565  	case SNDRV_PCM_IOCTL_WRITEN_FRAMES32:
^1da177e Linus Torvalds 2005-04-16  566  		return snd_pcm_ioctl_xfern_compat(substream, SNDRV_PCM_STREAM_PLAYBACK, argp);
^1da177e Linus Torvalds 2005-04-16  567  	case SNDRV_PCM_IOCTL_READN_FRAMES32:
^1da177e Linus Torvalds 2005-04-16  568  		return snd_pcm_ioctl_xfern_compat(substream, SNDRV_PCM_STREAM_CAPTURE, argp);
^1da177e Linus Torvalds 2005-04-16  569  	case SNDRV_PCM_IOCTL_DELAY32:
^1da177e Linus Torvalds 2005-04-16  570  		return snd_pcm_ioctl_delay_compat(substream, argp);
^1da177e Linus Torvalds 2005-04-16  571  	case SNDRV_PCM_IOCTL_REWIND32:
^1da177e Linus Torvalds 2005-04-16  572  		return snd_pcm_ioctl_rewind_compat(substream, argp);
^1da177e Linus Torvalds 2005-04-16  573  	case SNDRV_PCM_IOCTL_FORWARD32:
^1da177e Linus Torvalds 2005-04-16  574  		return snd_pcm_ioctl_forward_compat(substream, argp);
de41e437 Baolin Wang    2018-04-24  575  	case SNDRV_PCM_IOCTL_STATUS_COMPAT64:
de41e437 Baolin Wang    2018-04-24  576  		return snd_pcm_status_user_compat64(substream, argp, false);
de41e437 Baolin Wang    2018-04-24  577  	case SNDRV_PCM_IOCTL_STATUS_EXT_COMPAT64:
de41e437 Baolin Wang    2018-04-24  578  		return snd_pcm_status_user_compat64(substream, argp, true);
513ace79 Takashi Iwai   2016-02-28  579  #ifdef CONFIG_X86_X32
513ace79 Takashi Iwai   2016-02-28 @580  	case SNDRV_PCM_IOCTL_SYNC_PTR_X32:

:::::: The code at line 580 was first introduced by commit
:::::: 513ace79b657e2022a592e77f24074e088681ecc ALSA: pcm: Fix ioctls for X32 ABI

:::::: TO: Takashi Iwai <tiwai@...e.de>
:::::: CC: Takashi Iwai <tiwai@...e.de>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Download attachment ".config.gz" of type "application/gzip" (30366 bytes)

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ