x86/xen: fix upper bound of pmd loop in xen_cleanhighmap()

xen_cleanhighmap() is operating on level2_kernel_pgt only. The upper
bound of the loop setting non-kernel-image entries to zero should not
exceed the size of level2_kernel_pgt.

Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>

path: root/privs.h

#ifndef PRIVS_H
#define PRIVS_H

#include <stdbool.h>

extern void drop_privileges(bool enforce, uid_t uid, gid_t gid);

#endif /* PRIVS_H */