Commit 43529c97 authored Jan 09, 2009 by David Howells Committed by Linus Torvalds Jan 09, 2009

CRED: Must initialise the new creds in prepare_kernel_cred()



The newly allocated creds in prepare_kernel_cred() must be initialised
before get_uid() and get_group_info() can access them.  They should be
copied from the old credentials.

Reported-by: Steve Dickson <steved@redhat.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Steve Dickson <steved@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 0de33681

kernel/cred.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -506,6 +506,7 @@ struct cred prepare_kernel_cred(struct task_struct daemon)
		else
		old = get_cred(&init_cred);

		new = old;
		get_uid(new->user);
		get_group_info(new->group_info);