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Date: Sat, 10 Dec 2016 13:31:01 +0800
From: kbuild test robot <lkp@...el.com>
To: Corentin Labbe <clabbe.montjoie@...il.com>
Cc: kbuild-all@...org, mpm@...enic.com, herbert@...dor.apana.org.au,
arnd@...db.de, gregkh@...uxfoundation.org,
linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
Corentin Labbe <clabbe.montjoie@...il.com>
Subject: Re: [PATCH 7/7] hwrng: core: Remove two unused include
Hi Corentin,
[auto build test ERROR on char-misc/char-misc-testing]
[also build test ERROR on v4.9-rc8 next-20161209]
[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/Corentin-Labbe/hwrng-core-do-not-use-multiple-blank-lines/20161210-072632
config: i386-randconfig-i0-201649 (attached as .config)
compiler: gcc-4.8 (Debian 4.8.4-1) 4.8.4
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
drivers/char/hw_random/core.c: In function 'rng_dev_open':
>> drivers/char/hw_random/core.c:169:11: error: dereferencing pointer to incomplete type
if ((filp->f_mode & FMODE_READ) == 0)
^
drivers/char/hw_random/core.c:169:22: error: 'FMODE_READ' undeclared (first use in this function)
if ((filp->f_mode & FMODE_READ) == 0)
^
drivers/char/hw_random/core.c:169:22: note: each undeclared identifier is reported only once for each function it appears in
drivers/char/hw_random/core.c:171:10: error: dereferencing pointer to incomplete type
if (filp->f_mode & FMODE_WRITE)
^
drivers/char/hw_random/core.c:171:21: error: 'FMODE_WRITE' undeclared (first use in this function)
if (filp->f_mode & FMODE_WRITE)
^
drivers/char/hw_random/core.c: In function 'rng_dev_read':
drivers/char/hw_random/core.c:221:11: error: dereferencing pointer to incomplete type
!(filp->f_flags & O_NONBLOCK));
^
drivers/char/hw_random/core.c:221:23: error: 'O_NONBLOCK' undeclared (first use in this function)
!(filp->f_flags & O_NONBLOCK));
^
drivers/char/hw_random/core.c:230:12: error: dereferencing pointer to incomplete type
if (filp->f_flags & O_NONBLOCK) {
^
drivers/char/hw_random/core.c: At top level:
drivers/char/hw_random/core.c:272:21: error: variable 'rng_chrdev_ops' has initializer but incomplete type
static const struct file_operations rng_chrdev_ops = {
^
drivers/char/hw_random/core.c:273:2: error: unknown field 'owner' specified in initializer
.owner = THIS_MODULE,
^
In file included from include/linux/linkage.h:6:0,
from include/linux/kernel.h:6,
from include/linux/delay.h:10,
from drivers/char/hw_random/core.c:13:
include/linux/export.h:37:30: warning: excess elements in struct initializer [enabled by default]
#define THIS_MODULE ((struct module *)0)
^
drivers/char/hw_random/core.c:273:12: note: in expansion of macro 'THIS_MODULE'
.owner = THIS_MODULE,
^
include/linux/export.h:37:30: warning: (near initialization for 'rng_chrdev_ops') [enabled by default]
#define THIS_MODULE ((struct module *)0)
^
drivers/char/hw_random/core.c:273:12: note: in expansion of macro 'THIS_MODULE'
.owner = THIS_MODULE,
^
drivers/char/hw_random/core.c:274:2: error: unknown field 'open' specified in initializer
.open = rng_dev_open,
^
drivers/char/hw_random/core.c:274:2: warning: excess elements in struct initializer [enabled by default]
drivers/char/hw_random/core.c:274:2: warning: (near initialization for 'rng_chrdev_ops') [enabled by default]
drivers/char/hw_random/core.c:275:2: error: unknown field 'read' specified in initializer
.read = rng_dev_read,
^
drivers/char/hw_random/core.c:275:2: warning: excess elements in struct initializer [enabled by default]
drivers/char/hw_random/core.c:275:2: warning: (near initialization for 'rng_chrdev_ops') [enabled by default]
drivers/char/hw_random/core.c:276:2: error: unknown field 'llseek' specified in initializer
.llseek = noop_llseek,
^
drivers/char/hw_random/core.c:276:13: error: 'noop_llseek' undeclared here (not in a function)
.llseek = noop_llseek,
^
drivers/char/hw_random/core.c:276:2: warning: excess elements in struct initializer [enabled by default]
.llseek = noop_llseek,
^
drivers/char/hw_random/core.c:276:2: warning: (near initialization for 'rng_chrdev_ops') [enabled by default]
vim +169 drivers/char/hw_random/core.c
844dd05f Michael Buesch 2006-06-26 163 return 0;
844dd05f Michael Buesch 2006-06-26 164 }
844dd05f Michael Buesch 2006-06-26 165
844dd05f Michael Buesch 2006-06-26 166 static int rng_dev_open(struct inode *inode, struct file *filp)
844dd05f Michael Buesch 2006-06-26 167 {
844dd05f Michael Buesch 2006-06-26 168 /* enforce read-only access to this chrdev */
844dd05f Michael Buesch 2006-06-26 @169 if ((filp->f_mode & FMODE_READ) == 0)
844dd05f Michael Buesch 2006-06-26 170 return -EINVAL;
844dd05f Michael Buesch 2006-06-26 171 if (filp->f_mode & FMODE_WRITE)
844dd05f Michael Buesch 2006-06-26 172 return -EINVAL;
:::::: The code at line 169 was first introduced by commit
:::::: 844dd05fec172d98b0dacecd9b9e9f6595204c13 [PATCH] Add new generic HW RNG core
:::::: TO: Michael Buesch <mb@...sch.de>
:::::: CC: Linus Torvalds <torvalds@...osdl.org>
---
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