[PATCH 3.10 071/319] avr32: off by one in at32_init_pio()

From	Willy Tarreau <w@1wt.eu>
Newsgroups	linux.kernel
Subject	[PATCH 3.10 071/319] avr32: off by one in at32_init_pio()
Date	2017-02-05 20:30 +0100
Message-ID	<t7AFD-32I-99@gated-at.bofh.it> (permalink)
References	<t7AFA-32I-9@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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From: Dan Carpenter <dan.carpenter@oracle.com>

commit 55f1cf83d5cf885c75267269729805852039c834 upstream.

The pio_dev[] array has MAX_NR_PIO_DEVICES elements so the > should be
>=.

Fixes: 5f97f7f9400d ('[PATCH] avr32 architecture')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Willy Tarreau <w@1wt.eu>
---
 arch/avr32/mach-at32ap/pio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/avr32/mach-at32ap/pio.c b/arch/avr32/mach-at32ap/pio.c
index 903c7d8..a8e208e 100644
--- a/arch/avr32/mach-at32ap/pio.c
+++ b/arch/avr32/mach-at32ap/pio.c
@@ -435,7 +435,7 @@ void __init at32_init_pio(struct platform_device *pdev)
 	struct resource *regs;
 	struct pio_device *pio;
 
-	if (pdev->id > MAX_NR_PIO_DEVICES) {
+	if (pdev->id >= MAX_NR_PIO_DEVICES) {
 		dev_err(&pdev->dev, "only %d PIO devices supported\n",
 			MAX_NR_PIO_DEVICES);
 		return;
-- 
2.8.0.rc2.1.gbe9624a

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[PATCH 3.10 071/319] avr32: off by one in at32_init_pio() Willy Tarreau <w@1wt.eu> - 2017-02-05 20:30 +0100

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