From: Navid Emamdoost <navid.emamdoost@gmail.com>
To: unlisted-recipients:; (no To-header on input)
Cc: emamd001@umn.edu, kjlu@umn.edu, smccaman@umn.edu,
secalert@redhat.com, Navid Emamdoost <navid.emamdoost@gmail.com>,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
Microchip Linux Driver Support <UNGLinuxDriver@microchip.com>,
"David S. Miller" <davem@davemloft.net>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] net: mscc: ocelot: null check devm_kcalloc
Date: Wed, 24 Jul 2019 20:56:09 -0500 [thread overview]
Message-ID: <20190725015609.24389-1-navid.emamdoost@gmail.com> (raw)
devm_kcalloc may fail and return NULL. Added the null check.
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
---
drivers/net/ethernet/mscc/ocelot_board.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/net/ethernet/mscc/ocelot_board.c b/drivers/net/ethernet/mscc/ocelot_board.c
index 58bde1a9eacb..52377cfdc31a 100644
--- a/drivers/net/ethernet/mscc/ocelot_board.c
+++ b/drivers/net/ethernet/mscc/ocelot_board.c
@@ -257,6 +257,8 @@ static int mscc_ocelot_probe(struct platform_device *pdev)
ocelot->ports = devm_kcalloc(&pdev->dev, ocelot->num_phys_ports,
sizeof(struct ocelot_port *), GFP_KERNEL);
+ if (!ocelot->ports)
+ return -ENOMEM;
INIT_LIST_HEAD(&ocelot->multicast);
ocelot_init(ocelot);
--
2.17.1
next reply other threads:[~2019-07-25 1:56 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-25 1:56 Navid Emamdoost [this message]
2019-07-26 0:20 ` [PATCH] net: mscc: ocelot: null check devm_kcalloc David Miller
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