* [driver-core:debugfs_remove_return_value 19/20] arch/powerpc/kernel/traps.c:2293:4: error: void value not ignored as it ought to be
@ 2020-03-08 10:36 ` kbuild test robot
0 siblings, 0 replies; 2+ messages in thread
From: kbuild test robot @ 2020-03-08 10:36 UTC (permalink / raw)
To: Greg Kroah-Hartman; +Cc: devel, kbuild-all
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git debugfs_remove_return_value
head: a9982873fa1b922bd9001be2720dc624970f47d8
commit: b5ecb947d7ee5c3510544593d3932cd6f6515afc [19/20] debugfs: remove return value of debugfs_create_u32()
config: powerpc-randconfig-a001-20200308 (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 7.5.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout b5ecb947d7ee5c3510544593d3932cd6f6515afc
# save the attached .config to linux build tree
GCC_VERSION=7.5.0 make.cross ARCH=powerpc
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
arch/powerpc/kernel/traps.c: In function 'ppc_warn_emulated_init':
>> arch/powerpc/kernel/traps.c:2293:4: error: void value not ignored as it ought to be
d = debugfs_create_u32("do_warn", 0644, dir,
^
arch/powerpc/kernel/traps.c:2299:5: error: void value not ignored as it ought to be
d = debugfs_create_u32(entries[i].name, 0644, dir,
^
vim +2293 arch/powerpc/kernel/traps.c
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2278
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2279 static int __init ppc_warn_emulated_init(void)
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2280 {
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2281 struct dentry *dir, *d;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2282 unsigned int i;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2283 struct ppc_emulated_entry *entries = (void *)&ppc_emulated;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2284
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2285 if (!powerpc_debugfs_root)
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2286 return -ENODEV;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2287
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2288 dir = debugfs_create_dir("emulated_instructions",
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2289 powerpc_debugfs_root);
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2290 if (!dir)
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2291 return -ENOMEM;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2292
57ad583f2086d5 Russell Currey 2017-01-12 @2293 d = debugfs_create_u32("do_warn", 0644, dir,
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2294 &ppc_warn_emulated);
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2295 if (!d)
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2296 goto fail;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2297
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2298 for (i = 0; i < sizeof(ppc_emulated)/sizeof(*entries); i++) {
57ad583f2086d5 Russell Currey 2017-01-12 2299 d = debugfs_create_u32(entries[i].name, 0644, dir,
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2300 (u32 *)&entries[i].val.counter);
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2301 if (!d)
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2302 goto fail;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2303 }
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2304
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2305 return 0;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2306
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2307 fail:
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2308 debugfs_remove_recursive(dir);
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2309 return -ENOMEM;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2310 }
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2311
:::::: The code at line 2293 was first introduced by commit
:::::: 57ad583f2086d55ada284c54bfc440123cf73964 powerpc: Use octal numbers for file permissions
:::::: TO: Russell Currey <ruscur@russell.cc>
:::::: CC: Michael Ellerman <mpe@ellerman.id.au>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
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_______________________________________________
devel mailing list
devel@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
^ permalink raw reply [flat|nested] 2+ messages in thread
* [driver-core:debugfs_remove_return_value 19/20] arch/powerpc/kernel/traps.c:2293:4: error: void value not ignored as it ought to be
@ 2020-03-08 10:36 ` kbuild test robot
0 siblings, 0 replies; 2+ messages in thread
From: kbuild test robot @ 2020-03-08 10:36 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 4109 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git debugfs_remove_return_value
head: a9982873fa1b922bd9001be2720dc624970f47d8
commit: b5ecb947d7ee5c3510544593d3932cd6f6515afc [19/20] debugfs: remove return value of debugfs_create_u32()
config: powerpc-randconfig-a001-20200308 (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 7.5.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout b5ecb947d7ee5c3510544593d3932cd6f6515afc
# save the attached .config to linux build tree
GCC_VERSION=7.5.0 make.cross ARCH=powerpc
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
arch/powerpc/kernel/traps.c: In function 'ppc_warn_emulated_init':
>> arch/powerpc/kernel/traps.c:2293:4: error: void value not ignored as it ought to be
d = debugfs_create_u32("do_warn", 0644, dir,
^
arch/powerpc/kernel/traps.c:2299:5: error: void value not ignored as it ought to be
d = debugfs_create_u32(entries[i].name, 0644, dir,
^
vim +2293 arch/powerpc/kernel/traps.c
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2278
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2279 static int __init ppc_warn_emulated_init(void)
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2280 {
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2281 struct dentry *dir, *d;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2282 unsigned int i;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2283 struct ppc_emulated_entry *entries = (void *)&ppc_emulated;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2284
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2285 if (!powerpc_debugfs_root)
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2286 return -ENODEV;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2287
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2288 dir = debugfs_create_dir("emulated_instructions",
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2289 powerpc_debugfs_root);
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2290 if (!dir)
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2291 return -ENOMEM;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2292
57ad583f2086d5 Russell Currey 2017-01-12 @2293 d = debugfs_create_u32("do_warn", 0644, dir,
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2294 &ppc_warn_emulated);
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2295 if (!d)
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2296 goto fail;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2297
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2298 for (i = 0; i < sizeof(ppc_emulated)/sizeof(*entries); i++) {
57ad583f2086d5 Russell Currey 2017-01-12 2299 d = debugfs_create_u32(entries[i].name, 0644, dir,
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2300 (u32 *)&entries[i].val.counter);
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2301 if (!d)
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2302 goto fail;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2303 }
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2304
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2305 return 0;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2306
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2307 fail:
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2308 debugfs_remove_recursive(dir);
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2309 return -ENOMEM;
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2310 }
80947e7c99c29c Geert Uytterhoeven 2009-05-18 2311
:::::: The code@line 2293 was first introduced by commit
:::::: 57ad583f2086d55ada284c54bfc440123cf73964 powerpc: Use octal numbers for file permissions
:::::: TO: Russell Currey <ruscur@russell.cc>
:::::: CC: Michael Ellerman <mpe@ellerman.id.au>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
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^ permalink raw reply [flat|nested] 2+ messages in thread
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2020-03-08 10:36 [driver-core:debugfs_remove_return_value 19/20] arch/powerpc/kernel/traps.c:2293:4: error: void value not ignored as it ought to be kbuild test robot
2020-03-08 10:36 ` kbuild test robot
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