linux-kernel - [PATCH AUTOSEL 5.4 054/187] fjes: fix missed check in fjes_acpi

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Message-Id: <20191227174055.4923-54-sashal@kernel.org>
Date:   Fri, 27 Dec 2019 12:38:42 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Chuhong Yuan <hslester96@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Sasha Levin <sashal@...nel.org>, netdev@...r.kernel.org
Subject: [PATCH AUTOSEL 5.4 054/187] fjes: fix missed check in fjes_acpi_add

From: Chuhong Yuan <hslester96@...il.com>

[ Upstream commit a288f105a03a7e0e629a8da2b31f34ebf0343ee2 ]

fjes_acpi_add() misses a check for platform_device_register_simple().
Add a check to fix it.

Fixes: 658d439b2292 ("fjes: Introduce FUJITSU Extended Socket Network Device driver")
Signed-off-by: Chuhong Yuan <hslester96@...il.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/fjes/fjes_main.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/fjes/fjes_main.c b/drivers/net/fjes/fjes_main.c
index b517c1af9de0..91a1059517f5 100644
--- a/drivers/net/fjes/fjes_main.c
+++ b/drivers/net/fjes/fjes_main.c
@@ -166,6 +166,9 @@ static int fjes_acpi_add(struct acpi_device *device)
 	/* create platform_device */
 	plat_dev = platform_device_register_simple(DRV_NAME, 0, fjes_resource,
 						   ARRAY_SIZE(fjes_resource));
+	if (IS_ERR(plat_dev))
+		return PTR_ERR(plat_dev);
+
 	device->driver_data = plat_dev;
 
 	return 0;
-- 
2.20.1