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Subject[PATCH] genirq: annotate implicit fall through
Date
There is a plan to build the kernel with -Wimplicit-fallthrough and
this place in the code produced a warning (W=1).

This commit remove the following warning:

kernel/irq/manage.c:725:3: warning: this statement may fall through [-Wimplicit-fallthrough=]

Signed-off-by: Mathieu Malaterre <malat@debian.org>
---
kernel/irq/manage.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index a4888ce4667a..1ca39dc4538d 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -723,6 +723,7 @@ int __irq_set_trigger(struct irq_desc *desc, unsigned long flags)
case IRQ_SET_MASK_OK_DONE:
irqd_clear(&desc->irq_data, IRQD_TRIGGER_MASK);
irqd_set(&desc->irq_data, flags);
+ /* fall through */

case IRQ_SET_MASK_OK_NOCOPY:
flags = irqd_get_trigger_type(&desc->irq_data);
--
2.19.2
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