USB: emi26: Delete an error message for a failed memory allocation in emi26_writememory()

[Dan Carpenter <dan.carpenter@oracle.com>]

On Wed, Dec 06, 2017 at 01:12:32PM +0100, Julia Lawall wrote:
> 
> 
> On Wed, 6 Dec 2017, SF Markus Elfring wrote:
> 
> > From: Markus Elfring <elfring@users.sourceforge.net>
> > Date: Wed, 6 Dec 2017 13:03:21 +0100
> >
> > Omit an extra message for a memory allocation failure in this function.
> >
> > This issue was detected by using the Coccinelle software.
> >
> > Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
> > ---
> >  drivers/usb/misc/emi26.c | 5 ++---
> >  1 file changed, 2 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/usb/misc/emi26.c b/drivers/usb/misc/emi26.c
> > index 24d841850e05..654e93857d65 100644
> > --- a/drivers/usb/misc/emi26.c
> > +++ b/drivers/usb/misc/emi26.c
> > @@ -42,10 +42,9 @@ static int emi26_writememory (struct usb_device *dev, int address,
> >  	int result;
> >  	unsigned char *buffer =  kmemdup(data, length, GFP_KERNEL);
> >
> > -	if (!buffer) {
> > -		dev_err(&dev->dev, "kmalloc(%d) failed.\n", length);
> 
> I guess the length information would not be so easy to find in the
> backtrace.
> 

I think it prints the "order" but not the exact size.

regards,
dan carpeneter
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