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authorLuis Chamberlain <mcgrof@kernel.org>2022-01-21 22:13:03 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2022-01-22 08:33:36 +0200
commit54771613e8a7dbbba2a205ddf1b33e25a290b3fd (patch)
treea8acd8076f345271ac0f3fb85636c79518b5b01a /include
parentc8c0c239d5ab1e3e8d2bb0453ce642fe2c6357ec (diff)
downloadlinux-54771613e8a7dbbba2a205ddf1b33e25a290b3fd.tar.bz2
sysctl: move maxolduid as a sysctl specific const
The maxolduid value is only shared for sysctl purposes for use on a max range. Just stuff this into our shared const array. [akpm@linux-foundation.org: fix sysctl_vals[], per Mickaël] Link: https://lkml.kernel.org/r/20211129205548.605569-5-mcgrof@kernel.org Signed-off-by: Luis Chamberlain <mcgrof@kernel.org> Signed-off-by: Mickaël Salaün <mic@digikod.net> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Cc: Antti Palosaari <crope@iki.fi> Cc: Eric Biederman <ebiederm@xmission.com> Cc: Iurii Zaikin <yzaikin@google.com> Cc: "J. Bruce Fields" <bfields@fieldses.org> Cc: Jeff Layton <jlayton@kernel.org> Cc: Kees Cook <keescook@chromium.org> Cc: Lukas Middendorf <kernel@tuxforce.de> Cc: Stephen Kitt <steve@sk2.org> Cc: Xiaoming Ni <nixiaoming@huawei.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/sysctl.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 2de6d20d191b..bb921eb8a02d 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -49,6 +49,9 @@ struct ctl_dir;
#define SYSCTL_THREE_THOUSAND ((void *)&sysctl_vals[8])
#define SYSCTL_INT_MAX ((void *)&sysctl_vals[9])
+/* this is needed for the proc_dointvec_minmax for [fs_]overflow UID and GID */
+#define SYSCTL_MAXOLDUID ((void *)&sysctl_vals[10])
+
extern const int sysctl_vals[];
#define SYSCTL_LONG_ZERO ((void *)&sysctl_long_vals[0])