[PATCH 14/22] USB: qcserial: fix a memory leak in qcprobe error path

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From: Axel Lin <axel.lin@xxxxxxxxx>

This patch adds missing kfree(data) before return -ENODEV.

Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
 drivers/usb/serial/qcserial.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
index 04bb759..93d72eb 100644
--- a/drivers/usb/serial/qcserial.c
+++ b/drivers/usb/serial/qcserial.c
@@ -139,6 +139,7 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
 					"Could not set interface, error %d\n",
 					retval);
 				retval = -ENODEV;
+				kfree(data);
 			}
 			return retval;
 		}
@@ -155,6 +156,7 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
 					"Could not set interface, error %d\n",
 					retval);
 				retval = -ENODEV;
+				kfree(data);
 			}
 			return retval;
 		}
@@ -163,6 +165,7 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
 	default:
 		dev_err(&serial->dev->dev,
 			"unknown number of interfaces: %d\n", nintf);
+		kfree(data);
 		return -ENODEV;
 	}
 
-- 
1.7.1

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