diff options
| author | Luis R. Rodriguez <mcgrof@kernel.org> | 2017-07-12 14:33:52 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-12 16:26:00 -0700 |
| commit | eb965eda1cabf26e62afc07a06cdf2fd5aaa2906 (patch) | |
| tree | b5b38008a45447eefe8450f73de0b441dce11f70 /lib | |
| parent | 1c0357c846452add7c2c863ec372010e3d2ca943 (diff) | |
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>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/test_sysctl.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/test_sysctl.c b/lib/test_sysctl.c index b2163bfb6eb2..1472e1ae4931 100644 --- a/lib/test_sysctl.c +++ b/lib/test_sysctl.c @@ -41,11 +41,15 @@ static int i_one_hundred = 100; struct test_sysctl_data { int int_0001; + int int_0002; + char string_0001[65]; }; static struct test_sysctl_data test_data = { .int_0001 = 60, + .int_0002 = 1, + .string_0001 = "(none)", }; @@ -61,6 +65,13 @@ static struct ctl_table test_table[] = { .extra2 = &i_one_hundred, }, { + .procname = "int_0002", + .data = &test_data.int_0002, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = proc_dointvec, + }, + { .procname = "string_0001", .data = &test_data.string_0001, .maxlen = sizeof(test_data.string_0001), |