test_sysctl: add simple proc_dointvec() case
authorLuis R. Rodriguez <mcgrof@kernel.org>
Wed, 12 Jul 2017 21:33:52 +0000 (14:33 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 12 Jul 2017 23:26:00 +0000 (16:26 -0700)
commiteb965eda1cabf26e62afc07a06cdf2fd5aaa2906
treeb5b38008a45447eefe8450f73de0b441dce11f70
parent1c0357c846452add7c2c863ec372010e3d2ca943
test_sysctl: add simple proc_dointvec() case

Test against a simple proc_dointvec() case.  While at it, add a test
against INT_MAX.  Make sure INT_MAX works, and INT_MAX+1 will fail.
Also test negative values work.

Link: http://lkml.kernel.org/r/20170630224431.17374-5-mcgrof@kernel.org
Signed-off-by: Luis R. Rodriguez <mcgrof@kernel.org>
Cc: Kees Cook <keescook@chromium.org>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
lib/test_sysctl.c
tools/testing/selftests/sysctl/sysctl.sh