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Commit 4a5d6ba1 authored by David Howells's avatar David Howells Committed by James Morris
Browse files

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: default avatarMarc Dionne <marc.c.dionne@gmail.com>
Signed-off-by: default avatarDavid Howells <dhowells@redhat.com>
Signed-off-by: default avatarJames 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);