From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Thu, 8 Dec 2016 11:20:38 +0100
Move one assignment for the local variable "usb" so that its setting
will only be performed after some memory allocations succeeded
by this function.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/usbduxsigma.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c
index 8c04aa5339f3..7c1f9198447a 100644
--- a/drivers/staging/comedi/drivers/usbduxsigma.c
+++ b/drivers/staging/comedi/drivers/usbduxsigma.c
@@ -1338,7 +1338,7 @@ static int usbduxsigma_firmware_upload(struct comedi_device *dev,
static int usbduxsigma_alloc_usb_buffers(struct comedi_device *dev)
{
- struct usb_device *usb = comedi_to_usb_dev(dev);
+ struct usb_device *usb;
struct usbduxsigma_private *devpriv = dev->private;
struct urb *urb;
int i, x;
@@ -1367,6 +1367,7 @@ static int usbduxsigma_alloc_usb_buffers(struct comedi_device *dev)
if (!devpriv->ao_urbs)
goto free_ai_urbs;
+ usb = comedi_to_usb_dev(dev);
for (i = 0; i < devpriv->n_ai_urbs; i++) {
/* one frame: 1ms */
urb = usb_alloc_urb(1, GFP_KERNEL);
--
2.11.0
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