Commit 4a5d6ba1 authored Sep 14, 2009 by David Howells Committed by James Morris Sep 15, 2009

CRED: Allow put_cred() to cope with a NULL groups list



put_cred() will oops if given a NULL groups list, but that is now possible with
the existence of cred_alloc_blank(), as used in keyctl_session_to_parent().

Added in commit:

	commit ee18d64c
	Author: David Howells <dhowells@redhat.com>
	Date:   Wed Sep 2 09:14:21 2009 +0100
	KEYS: Add a keyctl to install a process's session keyring on its parent [try #6]

Reported-by: Marc Dionne <marc.c.dionne@gmail.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>

parent 4e6d0bff

kernel/cred.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -147,6 +147,7 @@ static void put_cred_rcu(struct rcu_head *rcu)
		key_put(cred->thread_keyring);
		key_put(cred->request_key_auth);
		release_tgcred(cred);
		if (cred->group_info)
		put_group_info(cred->group_info);
		free_uid(cred->user);
		kmem_cache_free(cred_jar, cred);

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