Commit 82ec2ba2 authored Feb 15, 2016 by Dan Williams Committed by Russell King Feb 16, 2016

ARM: 8522/1: drivers: nvdimm: ensure no negative value gets returned on positive match



This patch ensures that existing bus match callbacks don't return
negative values (which might be interpreted as potential errors in the
future) in case of positive match.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

parent 92e963f5

drivers/nvdimm/bus.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -62,7 +62,7 @@ static int nvdimm_bus_match(struct device dev, struct device_driver drv)
		{
		struct nd_device_driver *nd_drv = to_nd_device_driver(drv);

		return test_bit(to_nd_device_type(dev), &nd_drv->type);
		return !!test_bit(to_nd_device_type(dev), &nd_drv->type);
		}

		static struct module to_bus_provider(struct device dev)

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