"thread_mask" is an unsigned long. It's better to use 1UL here so we
can take advantage of the high bits as well.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 4c69326..cfe1283 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -1027,7 +1027,7 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
* thread_mask assigned. See the loop above which or's
* all existing action->thread_mask bits.
*/
- new->thread_mask = 1 << ffz(thread_mask);
+ new->thread_mask = 1UL << ffz(thread_mask);
} else if (new->handler == irq_default_primary_handler &&
!(desc->irq_data.chip->flags & IRQCHIP_ONESHOT_SAFE)) {
--
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