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authorRussell King <rmk+kernel@armlinux.org.uk>2016-08-30 12:00:25 +0100
committerLee Jones <lee.jones@linaro.org>2016-10-04 15:48:02 +0100
commit09185a5999c733ec37220ad4a0baa7598a2044d2 (patch)
tree1668bd12ee9a970af7e8d88e6a8886af7b79cb3a /drivers/mfd
parentmfd: qcom_rpm: Handle message RAM clock (diff)
downloadlinux-dev-09185a5999c733ec37220ad4a0baa7598a2044d2.tar.xz
linux-dev-09185a5999c733ec37220ad4a0baa7598a2044d2.zip
mfd: ucb1x00: Allow IRQ probing to work with IRQs > 32
probe_irq_on() only returns non-zero if it found any interrupts below IRQ32 which could be probe candidates. If all the probable interrupts are higher than 32, then this will cause a failure. Fix this. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/ucb1x00-core.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
index 9ab9ec47ea75..48bea5038654 100644
--- a/drivers/mfd/ucb1x00-core.c
+++ b/drivers/mfd/ucb1x00-core.c
@@ -446,10 +446,6 @@ static int ucb1x00_detect_irq(struct ucb1x00 *ucb)
unsigned long mask;
mask = probe_irq_on();
- if (!mask) {
- probe_irq_off(mask);
- return NO_IRQ;
- }
/*
* Enable the ADC interrupt.