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Matteo Croce 6a8d76cbd6 checkpatch.pl: warn on duplicate sysctl local variable
Commit d91bff3011cf ("proc/sysctl: add shared variables for range
check") adds some shared const variables to be used instead of a local
copy in each source file.  Warn when a chunk duplicates one of these
values in a ctl_table struct:

    $ scripts/checkpatch.pl 0001-test-commit.patch
    WARNING: duplicated sysctl range checking value 'zero', consider using the shared one in include/linux/sysctl.h
    #27: FILE: arch/arm/kernel/isa.c:48:
    +               .extra1         = &zero,

    WARNING: duplicated sysctl range checking value 'int_max', consider using the shared one in include/linux/sysctl.h
    #28: FILE: arch/arm/kernel/isa.c:49:
    +               .extra2         = &int_max,

    total: 0 errors, 2 warnings, 14 lines checked

Link: http://lkml.kernel.org/r/20190531131422.14970-1-mcroce@redhat.com
Signed-off-by: Matteo Croce <mcroce@redhat.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Cc: Joe Perches <joe@perches.com>
Cc: Aaron Tomlin <atomlin@redhat.com>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-07-16 19:23:22 -07:00
arch mm/ioremap: probe platform for p4d huge map support 2019-07-16 19:23:22 -07:00
block block: Limit zone array allocation size 2019-07-11 20:04:40 -06:00
certs Revert "Merge tag 'keys-acl-20190703' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs" 2019-07-10 18:43:43 -07:00
crypto USB / PHY patches for 5.3-rc1 2019-07-11 15:40:06 -07:00
Documentation kernel: fix typos and some coding style in comments 2019-07-16 19:23:21 -07:00
drivers kernel: fix typos and some coding style in comments 2019-07-16 19:23:21 -07:00
fs fs/proc/proc_sysctl.c: fix the default values of i_uid/i_gid on /proc/sys inodes. 2019-07-16 19:23:21 -07:00
include lib/rbtree: avoid generating code twice for the cached versions 2019-07-16 19:23:22 -07:00
init Kbuild updates for v5.3 2019-07-12 16:03:16 -07:00
ipc treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441 2019-06-05 17:37:17 +02:00
kernel kernel: fix typos and some coding style in comments 2019-07-16 19:23:21 -07:00
lib lib/rbtree: avoid generating code twice for the cached versions 2019-07-16 19:23:22 -07:00
LICENSES
mm mm: fix the MAP_UNINITIALIZED flag 2019-07-16 19:23:21 -07:00
net pci-v5.3-changes 2019-07-15 20:44:49 -07:00
samples Kbuild updates for v5.3 2019-07-12 16:03:16 -07:00
scripts checkpatch.pl: warn on duplicate sysctl local variable 2019-07-16 19:23:22 -07:00
security Merge branch 'akpm' (patches from Andrew) 2019-07-12 11:40:28 -07:00
sound kernel: fix typos and some coding style in comments 2019-07-16 19:23:21 -07:00
tools proc: test /proc/sysvipc vs setns(CLONE_NEWIPC) 2019-07-16 19:23:21 -07:00
usr kbuild: compile-test exported headers to ensure they are self-contained 2019-07-08 23:13:57 +09:00
virt ARM: 2019-07-12 15:35:14 -07:00
.clang-format
.cocciconfig
.get_maintainer.ignore
.gitattributes
.gitignore kbuild: do not create wrappers for header-test-y 2019-07-09 10:10:27 +09:00
.mailmap MAINTAINERS: Update my email address 2019-06-18 14:37:27 +01:00
COPYING
CREDITS Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2019-06-25 01:32:59 +02:00
Kbuild
Kconfig docs: kbuild: convert docs to ReST and rename to *.rst 2019-06-14 14:21:21 -06:00
MAINTAINERS for-linus-20190715 2019-07-15 21:20:52 -07:00
Makefile Kbuild updates for v5.3 2019-07-12 16:03:16 -07:00
README

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.