[PATCH] net: mscc: ocelot: null check devm_kcalloc

[Navid Emamdoost]

devm_kcalloc may fail and return NULL. Added the null check.

Signed-off-by: Navid Emamdoost <navid.emamdo...@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