x86/idt: Use proper constants for table size

Use the actual struct size to calculate the IDT table size instead of
hardcoded values.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20200528145522.898591501@linutronix.de
This commit is contained in:
Thomas Gleixner 2020-05-28 16:53:18 +02:00
commit 5a2bafca1b