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author | John Johansen <john.johansen@canonical.com> | 2017-03-30 05:25:23 -0700 |
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committer | John Johansen <john.johansen@canonical.com> | 2017-06-10 17:11:31 -0700 |
commit | 39d84824eae3b1348408237173c710473e726ca9 (patch) | |
tree | 4f758b69af48d8e844add51a54fd6058fe0ec024 /security/apparmor | |
parent | 4f3b3f2d79a42e5094f55eca4f29d8f60f1190bd (diff) | |
download | linux-stable-39d84824eae3b1348408237173c710473e726ca9.tar.gz linux-stable-39d84824eae3b1348408237173c710473e726ca9.tar.bz2 linux-stable-39d84824eae3b1348408237173c710473e726ca9.zip |
apparmor: provide information about path buffer size at boot
Signed-off-by: John Johansen <john.johansen@canonical.com>
Diffstat (limited to 'security/apparmor')
-rw-r--r-- | security/apparmor/lsm.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c index a128f1772135..8ab00c98613f 100644 --- a/security/apparmor/lsm.c +++ b/security/apparmor/lsm.c @@ -774,11 +774,18 @@ static int param_get_aabool(char *buffer, const struct kernel_param *kp) static int param_set_aauint(const char *val, const struct kernel_param *kp) { + int error; + if (!apparmor_enabled) return -EINVAL; - if (apparmor_initialized && !policy_admin_capable(NULL)) + /* file is ro but enforce 2nd line check */ + if (apparmor_initialized) return -EPERM; - return param_set_uint(val, kp); + + error = param_set_uint(val, kp); + pr_info("AppArmor: buffer size set to %d bytes\n", aa_g_path_max); + + return error; } static int param_get_aauint(char *buffer, const struct kernel_param *kp) |