drivers/char: for hpet, add count checking, and ~0UL instead of -1
use ~0UL for unsigned long variable initialization, instead of -1.
add check for hdp->hd_nirqs within 32 (HPET_MAX_TIMERS).
the type of irqp->interrupt_count is u8.
the git diff not display the relative lines below.
hdp->hd_irq[hdp->hd_nirqs] = irq;
hdp->hd_nirqs++;
please check source code to get more information.
Signed-off-by: Chen Gang <gang.chen@asianux.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed