linux-kernel - [PATCH 3.10 071/319] avr32: off by one in at32_init

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Message-Id: <1486322486-8024-42-git-send-email-w@1wt.eu>
Date:   Sun,  5 Feb 2017 20:20:58 +0100
From:   Willy Tarreau <w@....eu>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        linux@...ck-us.net
Cc:     Dan Carpenter <dan.carpenter@...cle.com>, Willy Tarreau <w@....eu>
Subject: [PATCH 3.10 071/319] avr32: off by one in at32_init_pio()

From: Dan Carpenter <dan.carpenter@...cle.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@...cle.com>
Signed-off-by: Willy Tarreau <w@....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