From 20ff1418d3936f76df24f5694c6b5eb9179a565f Mon Sep 17 00:00:00 2001
From: Alexey Khoroshilov <khoroshilov@ispras.ru>
Date: Sat, 14 Mar 2015 01:34:41 +0300
Subject: [PATCH] staging: vt6656: don't return zero on failure path in
vt6656_probe()
If ieee80211_alloc_hw() fails in vt6656_probe(), it breaks off
initialization, but returns zero.
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/staging/vt6656/main_usb.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index 71adc1f618386..ab3ab84cb0a71 100644
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -963,6 +963,7 @@ vt6656_probe(struct usb_interface *intf, const struct usb_device_id *id)
hw = ieee80211_alloc_hw(sizeof(struct vnt_private), &vnt_mac_ops);
if (!hw) {
dev_err(&udev->dev, "could not register ieee80211_hw\n");
+ rc = -ENOMEM;
goto err_nomem;
}
--
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