linux-kernel - [PATCH] staging: octeon-usb: use correct function for hcd cleanup

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Message-Id: <20170508233315.23905-1-anton.bondarenko.sama@gmail.com>
Date:   Tue,  9 May 2017 01:33:15 +0200
From:   Anton Bondarenko <anton.bondarenko.sama@...il.com>
To:     aaro.koskinen@....fi, gregkh@...uxfoundation.org
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH] staging: octeon-usb: use correct function for hcd cleanup

Use usb_put_hdc to release hdc allocated by usb_create_hcd.
This is needed to handle sub-allocations and HCD sharing correctly.

Signed-off-by: Anton Bondarenko <anton.bondarenko.sama@...il.com>
---
 drivers/staging/octeon-usb/octeon-hcd.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/octeon-usb/octeon-hcd.c b/drivers/staging/octeon-usb/octeon-hcd.c
index 9a7858a300fd..068aece25d37 100644
--- a/drivers/staging/octeon-usb/octeon-hcd.c
+++ b/drivers/staging/octeon-usb/octeon-hcd.c
@@ -3659,14 +3659,14 @@ static int octeon_usb_probe(struct platform_device *pdev)
 	status = cvmx_usb_initialize(dev, usb);
 	if (status) {
 		dev_dbg(dev, "USB initialization failed with %d\n", status);
-		kfree(hcd);
+		usb_put_hcd(hcd);
 		return -1;
 	}
 
 	status = usb_add_hcd(hcd, irq, 0);
 	if (status) {
 		dev_dbg(dev, "USB add HCD failed with %d\n", status);
-		kfree(hcd);
+		usb_put_hcd(hcd);
 		return -1;
 	}
 	device_wakeup_enable(hcd->self.controller);
@@ -3691,7 +3691,7 @@ static int octeon_usb_remove(struct platform_device *pdev)
 	if (status)
 		dev_dbg(dev, "USB shutdown failed with %d\n", status);
 
-	kfree(hcd);
+	usb_put_hcd(hcd);
 
 	return 0;
 }
-- 
2.11.0