Commit-ID: 2aedd0fdc69467b1544773acf08333c6f0027e42 Gitweb: http://git.kernel.org/tip/2aedd0fdc69467b1544773acf08333c6f0027e42 Author: Russell King <rmk+ker...@arm.linux.org.uk> AuthorDate: Tue, 16 Jun 2015 23:07:01 +0100 Committer: Thomas Gleixner <t...@linutronix.de> CommitDate: Thu, 18 Jun 2015 14:03:09 +0200
irq: spear-shirq: Fix race in installing chained IRQ handler Fix a race where a pending interrupt could be received and the handler called before the handler's data has been setup, by converting to irq_set_chained_handler_and_data(). Signed-off-by: Russell King <rmk+ker...@arm.linux.org.uk> Cc: Alexandre Courbot <gnu...@gmail.com> Cc: Hans Ulli Kroll <ulli.kr...@googlemail.com> Cc: Jason Cooper <ja...@lakedaemon.net> Cc: Lee Jones <lee.jo...@linaro.org> Cc: Linus Walleij <linus.wall...@linaro.org> Cc: Thierry Reding <thierry.red...@gmail.com> Cc: linux-arm-ker...@lists.infradead.org Link: http://lkml.kernel.org/r/e1z4z0x-0002t1...@rmk-pc.arm.linux.org.uk Signed-off-by: Thomas Gleixner <t...@linutronix.de> --- drivers/irqchip/spear-shirq.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/irqchip/spear-shirq.c b/drivers/irqchip/spear-shirq.c index 9c145a7..a451215 100644 --- a/drivers/irqchip/spear-shirq.c +++ b/drivers/irqchip/spear-shirq.c @@ -207,8 +207,7 @@ static void __init spear_shirq_register(struct spear_shirq *shirq, if (!shirq->irq_chip) return; - irq_set_chained_handler(parent_irq, shirq_handler); - irq_set_handler_data(parent_irq, shirq); + irq_set_chained_handler_and_data(parent_irq, shirq_handler, shirq); for (i = 0; i < shirq->nr_irqs; i++) { irq_set_chip_and_handler(shirq->virq_base + i, -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
