linux-kernel - Re: [PATCH v2 3/3] Constify some function parameters

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: <201607050753.OGfEuCrv%fengguang.wu@intel.com>
Date:	Tue, 5 Jul 2016 07:58:04 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Emese Revfy <re.emese@...il.com>
Cc:	kbuild-all@...org, kernel-hardening@...ts.openwall.com,
	pageexec@...email.hu, spender@...ecurity.net, mmarek@...e.com,
	keescook@...omium.org, linux-kernel@...r.kernel.org,
	yamada.masahiro@...ionext.com, linux-kbuild@...r.kernel.org,
	minipli@...linux.so, linux@...linux.org.uk,
	catalin.marinas@....com, linux@...musvillemoes.dk,
	david.brown@...aro.org, benh@...nel.crashing.org,
	tglx@...utronix.de, akpm@...ux-foundation.org,
	jlayton@...chiereds.net, arnd@...db.de, sam@...nborg.org,
	isdn@...ux-pingi.de
Subject: Re: [PATCH v2 3/3] Constify some function parameters

Hi,

[auto build test WARNING on next-20160704]
[cannot apply to tip/x86/core asm-generic/master v4.7-rc6 v4.7-rc5 v4.7-rc4 v4.7-rc6]
[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/Emese-Revfy/Introduce-the-initify-gcc-plugin/20160705-074117
config: sparc64-allyesconfig (attached as .config)
compiler: sparc64-linux-gnu-gcc (Debian 5.3.1-8) 5.3.1 20160205
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=sparc64 

All warnings (new ones prefixed by >>):

   drivers/isdn/hisax/config.c: In function 'VHiSax_putstatus':
>> drivers/isdn/hisax/config.c:688:5: warning: assignment discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
      p = fmt;
        ^

vim +/const +688 drivers/isdn/hisax/config.c

^1da177e Linus Torvalds 2005-04-16  672  
^1da177e Linus Torvalds 2005-04-16  673  	if (!cs) {
^1da177e Linus Torvalds 2005-04-16  674  		printk(KERN_WARNING "HiSax: No CardStatus for message");
^1da177e Linus Torvalds 2005-04-16  675  		return;
^1da177e Linus Torvalds 2005-04-16  676  	}
^1da177e Linus Torvalds 2005-04-16  677  	spin_lock_irqsave(&cs->statlock, flags);
^1da177e Linus Torvalds 2005-04-16  678  	p = tmpbuf;
^1da177e Linus Torvalds 2005-04-16  679  	if (head) {
^1da177e Linus Torvalds 2005-04-16  680  		p += jiftime(p, jiffies);
^1da177e Linus Torvalds 2005-04-16  681  		p += sprintf(p, " %s", head);
^1da177e Linus Torvalds 2005-04-16  682  		p += vsprintf(p, fmt, args);
^1da177e Linus Torvalds 2005-04-16  683  		*p++ = '\n';
^1da177e Linus Torvalds 2005-04-16  684  		*p = 0;
^1da177e Linus Torvalds 2005-04-16  685  		len = p - tmpbuf;
^1da177e Linus Torvalds 2005-04-16  686  		p = tmpbuf;
^1da177e Linus Torvalds 2005-04-16  687  	} else {
^1da177e Linus Torvalds 2005-04-16 @688  		p = fmt;
^1da177e Linus Torvalds 2005-04-16  689  		len = strlen(fmt);
^1da177e Linus Torvalds 2005-04-16  690  	}
^1da177e Linus Torvalds 2005-04-16  691  	if (len > HISAX_STATUS_BUFSIZE) {
^1da177e Linus Torvalds 2005-04-16  692  		spin_unlock_irqrestore(&cs->statlock, flags);
^1da177e Linus Torvalds 2005-04-16  693  		printk(KERN_WARNING "HiSax: status overflow %d/%d\n",
^1da177e Linus Torvalds 2005-04-16  694  		       len, HISAX_STATUS_BUFSIZE);
^1da177e Linus Torvalds 2005-04-16  695  		return;
^1da177e Linus Torvalds 2005-04-16  696  	}

:::::: The code at line 688 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@...970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@...970.osdl.org>

---
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/octet-stream" (46918 bytes)