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-rw-r--r--arch/mips/rb532/irq.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/mips/rb532/irq.c b/arch/mips/rb532/irq.c
index 53eeb5e7bc5b..f07882029a90 100644
--- a/arch/mips/rb532/irq.c
+++ b/arch/mips/rb532/irq.c
@@ -151,7 +151,8 @@ static void rb532_disable_irq(unsigned int irq_nr)
151 mask |= intr_bit; 151 mask |= intr_bit;
152 WRITE_MASK(addr, mask); 152 WRITE_MASK(addr, mask);
153 153
154 if (group == GPIO_MAPPED_IRQ_GROUP) 154 /* There is a maximum of 14 GPIO interrupts */
155 if (group == GPIO_MAPPED_IRQ_GROUP && irq_nr <= (GROUP4_IRQ_BASE + 13))
155 rb532_gpio_set_istat(0, irq_nr - GPIO_MAPPED_IRQ_BASE); 156 rb532_gpio_set_istat(0, irq_nr - GPIO_MAPPED_IRQ_BASE);
156 157
157 /* 158 /*
@@ -174,7 +175,7 @@ static int rb532_set_type(unsigned int irq_nr, unsigned type)
174 int gpio = irq_nr - GPIO_MAPPED_IRQ_BASE; 175 int gpio = irq_nr - GPIO_MAPPED_IRQ_BASE;
175 int group = irq_to_group(irq_nr); 176 int group = irq_to_group(irq_nr);
176 177
177 if (group != GPIO_MAPPED_IRQ_GROUP) 178 if (group != GPIO_MAPPED_IRQ_GROUP || irq_nr > (GROUP4_IRQ_BASE + 13))
178 return (type == IRQ_TYPE_LEVEL_HIGH) ? 0 : -EINVAL; 179 return (type == IRQ_TYPE_LEVEL_HIGH) ? 0 : -EINVAL;
179 180
180 switch (type) { 181 switch (type) {