netdev - [PATCH v2 1/6] net/wan/fsl_ucc_hdlc: allow ucc index up to 7

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Message-Id: <20180829131328.27901-2-david.gounaris@infinera.com>
Date:   Wed, 29 Aug 2018 15:13:23 +0200
From:   David Gounaris <david.gounaris@...inera.com>
To:     qiang.zhao@....com, netdev@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, robh+dt@...nel.org
Cc:     David Gounaris <david.gounaris@...inera.com>
Subject: [PATCH v2 1/6] net/wan/fsl_ucc_hdlc: allow ucc index up to 7

There is a need to allow higher indexes to be
able to support MPC83xx platforms. (UCC1-UCC8)

Signed-off-by: David Gounaris <david.gounaris@...inera.com>
---
 drivers/net/wan/fsl_ucc_hdlc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wan/fsl_ucc_hdlc.c b/drivers/net/wan/fsl_ucc_hdlc.c
index 33df76405b86..5cf6dcba039c 100644
--- a/drivers/net/wan/fsl_ucc_hdlc.c
+++ b/drivers/net/wan/fsl_ucc_hdlc.c
@@ -1016,7 +1016,7 @@ static int ucc_hdlc_probe(struct platform_device *pdev)
 	}
 
 	ucc_num = val - 1;
-	if ((ucc_num > 3) || (ucc_num < 0)) {
+	if ((ucc_num > UCC_MAX_NUM - 1) || (ucc_num < 0)) {
 		dev_err(&pdev->dev, ": Invalid UCC num\n");
 		return -EINVAL;
 	}
-- 
2.13.6