LSM: SafeSetID: fix pr_warn() to include newline

Fix the pr_warn() calls in the SafeSetID LSM to have newlines at the end.
Without this, denial messages will be buffered as incomplete lines in
log_output(), and will then only show up once something else prints into
dmesg.

Signed-off-by: Jann Horn <jannh@google.com>
Signed-off-by: Micah Morton <mortonm@chromium.org>
This commit is contained in:
Jann Horn 2019-04-10 09:54:34 -07:00 committed by Micah Morton
parent fec88ab0af
commit c783d525f9

View File

@ -91,7 +91,7 @@ static int safesetid_security_capable(const struct cred *cred,
* to functionality other than calling set*uid() (e.g.
* allowing user to set up userns uid mappings).
*/
pr_warn("Operation requires CAP_SETUID, which is not available to UID %u for operations besides approved set*uid transitions",
pr_warn("Operation requires CAP_SETUID, which is not available to UID %u for operations besides approved set*uid transitions\n",
__kuid_val(cred->uid));
return -1;
}
@ -103,7 +103,7 @@ static int check_uid_transition(kuid_t parent, kuid_t child)
{
if (check_setuid_policy_hashtable_key_value(parent, child))
return 0;
pr_warn("UID transition (%d -> %d) blocked",
pr_warn("UID transition (%d -> %d) blocked\n",
__kuid_val(parent),
__kuid_val(child));
/*