| Message ID | 20210710192602.2186370-4-colin.foster@in-advantage.com |
|---|---|
| State | New |
| Headers | show
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Sat, 10 Jul 2021 19:26:18 +0000 From: Colin Foster <colin.foster@in-advantage.com> To: andrew@lunn.ch, vivien.didelot@gmail.com, f.fainelli@gmail.com, olteanv@gmail.com, davem@davemloft.net, kuba@kernel.org, robh+dt@kernel.org, claudiu.manoil@nxp.com, alexandre.belloni@bootlin.com, UNGLinuxDriver@microchip.com, linux@armlinux.org.uk Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH v2 net-next 3/8] net: dsa: ocelot: felix: NULL check on variable Date: Sat, 10 Jul 2021 12:25:57 -0700 Message-Id: <20210710192602.2186370-4-colin.foster@in-advantage.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210710192602.2186370-1-colin.foster@in-advantage.com> References: <20210710192602.2186370-1-colin.foster@in-advantage.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: MWHPR12CA0042.namprd12.prod.outlook.com (2603:10b6:301:2::28) To MWHPR1001MB2351.namprd10.prod.outlook.com (2603:10b6:301:35::37) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (67.185.175.147) by MWHPR12CA0042.namprd12.prod.outlook.com (2603:10b6:301:2::28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4308.19 via Frontend Transport; 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Add support for VSC7511-7514 chips over SPI
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diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c index ce607fbaaa3a..74ae322b2126 100644 --- a/drivers/net/dsa/ocelot/felix.c +++ b/drivers/net/dsa/ocelot/felix.c @@ -852,7 +852,7 @@ static void felix_phylink_mac_config(struct dsa_switch *ds, int port, struct felix *felix = ocelot_to_felix(ocelot); struct dsa_port *dp = dsa_to_port(ds, port); - if (felix->pcs[port]) + if (felix->pcs && felix->pcs[port]) phylink_set_pcs(dp->pl, &felix->pcs[port]->pcs); }
Add NULL check before dereferencing array Signed-off-by: Colin Foster <colin.foster@in-advantage.com> --- drivers/net/dsa/ocelot/felix.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)