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irqchip/irq-mvebu-gicp: Add missing spin_lock init 

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: a68a63cb4d ("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
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20171025072326.21030-1-antoine.tenart@free-electrons.com
zero-colors
Antoine Tenart 2017-10-25 09:23:26 +02:00 committed by Thomas Gleixner
parent 287683d027
commit c9bb86338a
1 changed files with 1 additions and 0 deletions
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drivers/irqchip/irq-mvebu-gicp.c
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@ -194,6 +194,7 @@ static int mvebu_gicp_probe(struct platform_device *pdev)
return -ENOMEM;
gicp->dev = &pdev->dev;
spin_lock_init(&gicp->spi_lock);
gicp->res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!gicp->res)