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| author | Mark Johnston <markj@FreeBSD.org> | 2021-04-28 14:38:52 +0000 |
|---|---|---|
| committer | Mark Johnston <markj@FreeBSD.org> | 2021-04-28 14:38:52 +0000 |
| commit | 44bbda649dc6c1cdc5a99641e14c77157967e140 (patch) | |
| tree | 918316c966fe47f4ef46e9eeb1312517b1972979 /lib | |
| parent | 48be5b976e34022862da3be69350d60e969d39e5 (diff) | |
| download | src-44bbda649dc6c1cdc5a99641e14c77157967e140.tar.gz src-44bbda649dc6c1cdc5a99641e14c77157967e140.zip | |
cap_sysctl.3: Fix bugs in the example
- Correct the type of the sysctl value.
- Initialize the oldsize parameter to cap_sysctlbyname()
MFC after: 1 week
Sponsored by: The FreeBSD Foundation
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libcasper/services/cap_sysctl/cap_sysctl.3 | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/libcasper/services/cap_sysctl/cap_sysctl.3 b/lib/libcasper/services/cap_sysctl/cap_sysctl.3 index 5d840796515e..0a7d009e1c3c 100644 --- a/lib/libcasper/services/cap_sysctl/cap_sysctl.3 +++ b/lib/libcasper/services/cap_sysctl/cap_sysctl.3 @@ -131,8 +131,8 @@ capability to get the value of cap_channel_t *capcas, *capsysctl; const char *name = "kern.trap_enotcap"; void *limit; -int value; size_t size; +bool value; /* Open capability to Casper. */ capcas = cap_init(); @@ -160,6 +160,7 @@ if (cap_sysctl_limit(limit) < 0) err(1, "Unable to set limits"); /* Fetch value. */ +size = sizeof(value); if (cap_sysctlbyname(capsysctl, name, &value, &size, NULL, 0) < 0) err(1, "Unable to get value of sysctl"); |