drivers/misc/pti.c: add missing includes
drivers/misc/pti.c: add missing includes

Found on allmodconfig build (ARCH=alpha)

    drivers/misc/pti.c: In function 'get_id':
    drivers/misc/pti.c:249: error: implicit declaration of function 'kmalloc'
    drivers/misc/pti.c: In function 'pti_char_write':
    drivers/misc/pti.c:658: error: implicit declaration of function 'copy_from_user'

Signed-off-by: Sergei Trofimovich <110fdadc76b6bce16977f568bdb4723eaed6fb3f@gentoo.org>
Cc: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@suse.de>
Cc: J Freyensee <57b819ae1e7c1870877c456727bd92b83a657098@linux.intel.com>
Cc: Jeremy Rocher <f8721ad51317f2d20b5ff085d301dda27b57bc4c@gmail.com>
Signed-off-by: Andrew Morton <5c1e68b099950c134891f0b6e179498a8ebe9cf9@linux-foundation.org>
Signed-off-by: Linus Torvalds <69652caca27c8b940640ad396ab71f93cacec34f@linux-foundation.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs