timer: Initialize the field slack of timer_list
timer: Initialize the field slack of timer_list

TIMER_INITIALIZER() should initialize the field slack of timer_list as
__init_timer() does.

Signed-off-by: Changli Gao <e0c990ad75746f704921cca52caa8fdda39c56b7@gmail.com>
Cc: Arjan van de Ven <9043bf4b08f6c93a2cb55d98c3494b123858348f@infradead.org>
Signed-off-by: Andrew Morton <5c1e68b099950c134891f0b6e179498a8ebe9cf9@linux-foundation.org>
Signed-off-by: Thomas Gleixner <00e4cf8f46a57000a44449bf9dd8cbbcc209fd2a@linutronix.de>

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