diff mbox series

Fix off by one error in IRQ enumeration

Message ID 20190712115127.20812-1-anton.ivanov@cambridgegreys.com
State Accepted
Headers show
Series Fix off by one error in IRQ enumeration | expand

Commit Message

Anton Ivanov July 12, 2019, 11:51 a.m. UTC 
From: Anton Ivanov <anton.ivanov@cambridgegreys.com>

Fix an off-by-one in IRQ enumeration

Reported by: Dana Johnson <djohns042@gmail.com>
Signed-off-by: Anton Ivanov <anton.ivanov@cambridgegreys.com>
---
 arch/um/include/asm/irq.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/arch/um/include/asm/irq.h b/arch/um/include/asm/irq.h
index 49ed3e35b35a..ce7a78c3bcf2 100644
--- a/arch/um/include/asm/irq.h
+++ b/arch/um/include/asm/irq.h
@@ -23,7 +23,7 @@ 
 #define VECTOR_BASE_IRQ		15
 #define VECTOR_IRQ_SPACE	8
 
-#define LAST_IRQ (VECTOR_IRQ_SPACE + VECTOR_BASE_IRQ)
+#define LAST_IRQ (VECTOR_IRQ_SPACE + VECTOR_BASE_IRQ - 1)
 
 #else