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staging: mt7621-gpio: avoid to set up irqs if not defined in dts
authorSergio Paracuellos <sergio.paracuellos@gmail.com>
Mon, 18 Jun 2018 09:36:15 +0000 (11:36 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 28 Jun 2018 12:50:58 +0000 (21:50 +0900)
commite4550f6e9a134ab5e32a7b0c0baeab5586b37692
tree17199c095f146234ebb8c334e66d589964240bc2tree | snapshot
parentbfb623c5b0935a2e4b5fe86eab79a37a37b67209commit | diff
staging: mt7621-gpio: avoid to set up irqs if not defined in dts

If there is no interrupt defined in the dts 'irq_of_parse_and_map'
returns 0 and we should't set up interrupts for each gpio chip in
that case.

Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/mt7621-gpio/gpio-mt7621.c diff | blob | history
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