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authorTrent Piepho <tpiepho@impinj.com>2018-09-20 19:18:34 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-11-24 08:23:29 +0100
commit58fd14e758b652d02212304093133d45b68f1f37 (patch)
treef278b021c07a22a14481d98e6c836fec7170f485 /arch/arm/kernel
parent596b42285406eb1622ec9f892e17cdf49760f7bb (diff)
spi: spidev: Fix OF tree warning logic
[ Upstream commit 605b3bec73cbd74b4ac937b580cd0b47d1300484 ] spidev will make a big fuss if a device tree node binds a device by using "spidev" as the node's compatible property. However, the logic for this isn't looking for "spidev" in the compatible, but rather checking that the device is NOT compatible with spidev's list of devices. This causes a false positive if a device not named "rohm,dh2228fv", etc. binds to spidev, even if a means other than putting "spidev" in the device tree was used. E.g., the sysfs driver_override attribute. Signed-off-by: Trent Piepho <tpiepho@impinj.com> Reviewed-by: Jan Kundrát <jan.kundrat@cesnet.cz> Tested-by: Jan Kundrát <jan.kundrat@cesnet.cz> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'arch/arm/kernel')
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