linux-kernel - [PATCH] bluetooth: hci_intel: Check for driver register failure

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Date:   Fri, 28 Dec 2018 13:53:51 -0600
From:   Aditya Pakki <pakki001@....edu>
To:     pakki001@....edu
Cc:     kjlu@....edu, Marcel Holtmann <marcel@...tmann.org>,
        Johan Hedberg <johan.hedberg@...il.com>,
        linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] bluetooth: hci_intel: Check for driver register failure

While initializing the driver, the function platform_driver_register can
fail and return an error. Consistent with other invocations, this patch
returns the error upstream.

Signed-off-by: Aditya Pakki <pakki001@....edu>
---
 drivers/bluetooth/hci_intel.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/bluetooth/hci_intel.c b/drivers/bluetooth/hci_intel.c
index f31410526c57..8450389a2017 100644
--- a/drivers/bluetooth/hci_intel.c
+++ b/drivers/bluetooth/hci_intel.c
@@ -1242,7 +1242,11 @@ static struct platform_driver intel_driver = {
 
 int __init intel_init(void)
 {
-	platform_driver_register(&intel_driver);
+	int rc;
+
+	rc = platform_driver_register(&intel_driver);
+	if (rc)
+		return rc;
 
 	return hci_uart_register_proto(&intel_proto);
 }
-- 
2.17.1