Commit 142c25ae authored Jul 12, 2019 by Anton Ivanov Committed by Greg Kroah-Hartman Jan 27, 2020

um: Fix off by one error in IRQ enumeration



[ Upstream commit 09ccf0364ca3e94aba4093707ef433ea8014e2a4 ]

Fix an off-by-one in IRQ enumeration

Fixes: 49da7e64 ("High Performance UML Vector Network Driver")
Reported by: Dana Johnson <djohns042@gmail.com>
Signed-off-by: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent e062ddd0

arch/um/include/asm/irq.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -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