diff options
author | David Howells <dhowells@redhat.com> | 2020-02-12 13:58:35 +0000 |
---|---|---|
committer | David Howells <dhowells@redhat.com> | 2020-05-19 15:16:08 +0100 |
commit | 998f50407ffc9370565c7ed3fcd1366adccdfbbf (patch) | |
tree | f3c28ad22a9d75c557e399d83ac4d06426dd5c8e /security/security.c | |
parent | c73be61cede5882f9605a852414db559c0ebedfd (diff) | |
download | lwn-998f50407ffc9370565c7ed3fcd1366adccdfbbf.tar.gz lwn-998f50407ffc9370565c7ed3fcd1366adccdfbbf.zip |
security: Add hooks to rule on setting a watch
Add security hooks that will allow an LSM to rule on whether or not a watch
may be set. More than one hook is required as the watches watch different
types of object.
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: James Morris <jamorris@linux.microsoft.com>
cc: Casey Schaufler <casey@schaufler-ca.com>
cc: Stephen Smalley <sds@tycho.nsa.gov>
cc: linux-security-module@vger.kernel.org
Diffstat (limited to 'security/security.c')
-rw-r--r-- | security/security.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/security/security.c b/security/security.c index 7d55607120b4..c73334ab2882 100644 --- a/security/security.c +++ b/security/security.c @@ -2016,6 +2016,13 @@ int security_post_notification(const struct cred *w_cred, } #endif /* CONFIG_WATCH_QUEUE */ +#ifdef CONFIG_KEY_NOTIFICATIONS +int security_watch_key(struct key *key) +{ + return call_int_hook(watch_key, 0, key); +} +#endif + #ifdef CONFIG_SECURITY_NETWORK int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk) |