Messages in this thread Patch in this message | | | From | Marc Zyngier <> | Subject | [PATCH 01/11] irqchip/gic-v3-its: Free collection mapping on device teardown | Date | Tue, 5 Nov 2019 16:22:48 +0000 |
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Somehow, we forgot to free the collection mapping when tearing down a device, hence slowly leaking mapping arrays as devices get removed from the system. That is, almost never.
Just to be safe, properly free the array on device teardown.
Signed-off-by: Marc Zyngier <maz@kernel.org> --- drivers/irqchip/irq-gic-v3-its.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index 787e8eec9a7f..07d0bde60e16 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -2471,6 +2471,7 @@ static void its_free_device(struct its_device *its_dev) raw_spin_lock_irqsave(&its_dev->its->lock, flags); list_del(&its_dev->entry); raw_spin_unlock_irqrestore(&its_dev->its->lock, flags); + kfree(its_dev->event_map.col_map); kfree(its_dev->itt); kfree(its_dev); } -- 2.20.1
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