diff options
| author | Luis R. Rodriguez <mcgrof@kernel.org> | 2017-07-12 14:33:55 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-12 16:26:00 -0700 |
| commit | 2920fad3a5d394b66011c7f35c7b05278354055e (patch) | |
| tree | 70e445d6cffd910679f1349d64f683cc01f3839e /lib/test_sysctl.c | |
| parent | eb965eda1cabf26e62afc07a06cdf2fd5aaa2906 (diff) | |
test_sysctl: add simple proc_douintvec() case
Test against a simple proc_douintvec() case. While at it, add a test
against UINT_MAX. Make sure UINT_MAX works, and UINT_MAX+1 will fail
and that negative values are not accepted.
Link: http://lkml.kernel.org/r/20170630224431.17374-6-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/test_sysctl.c')
| -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 1472e1ae4931..53db3513ab08 100644 --- a/lib/test_sysctl.c +++ b/lib/test_sysctl.c @@ -43,6 +43,8 @@ struct test_sysctl_data { int int_0001; int int_0002; + unsigned int uint_0001; + char string_0001[65]; }; @@ -50,6 +52,8 @@ static struct test_sysctl_data test_data = { .int_0001 = 60, .int_0002 = 1, + .uint_0001 = 314, + .string_0001 = "(none)", }; @@ -72,6 +76,13 @@ static struct ctl_table test_table[] = { .proc_handler = proc_dointvec, }, { + .procname = "uint_0001", + .data = &test_data.uint_0001, + .maxlen = sizeof(unsigned int), + .mode = 0644, + .proc_handler = proc_douintvec, + }, + { .procname = "string_0001", .data = &test_data.string_0001, .maxlen = sizeof(test_data.string_0001), |