Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.13 36/36] irqchip/irq-mvebu-gicp: Add missing spin_lock init | Date | Mon, 6 Nov 2017 10:12:49 +0100 |
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4.13-stable review patch. If anyone has any objections, please let me know.
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From: Antoine Tenart <antoine.tenart@free-electrons.com>
commit c9bb86338a6bb91e4d32db04feb6b8d423e04d06 upstream.
A spin lock is used in the irq-mvebu-gicp driver, but it is never initialized. This patch adds the missing spin_lock_init() call in the driver's probe function.
Fixes: a68a63cb4dfc ("irqchip/irq-mvebu-gicp: Add new driver for Marvell GICP") Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: gregory.clement@free-electrons.com Acked-by: marc.zyngier@arm.com Cc: thomas.petazzoni@free-electrons.com Cc: andrew@lunn.ch Cc: jason@lakedaemon.net Cc: nadavh@marvell.com Cc: miquel.raynal@free-electrons.com Cc: linux-arm-kernel@lists.infradead.org Cc: sebastian.hesselbarth@gmail.com Link: https://lkml.kernel.org/r/20171025072326.21030-1-antoine.tenart@free-electrons.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/irqchip/irq-mvebu-gicp.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/irqchip/irq-mvebu-gicp.c +++ b/drivers/irqchip/irq-mvebu-gicp.c @@ -194,6 +194,7 @@ static int mvebu_gicp_probe(struct platf return -ENOMEM; gicp->dev = &pdev->dev; + spin_lock_init(&gicp->spi_lock); gicp->res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!gicp->res)
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