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

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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>
This commit is contained in:
Dan Williams 2016-02-15 09:22:36 +01:00 committed by Russell King
parent 92e963f50f
commit 82ec2ba2b1
1 changed files with 1 additions and 1 deletions
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2
drivers/nvdimm/bus.c
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@ -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)