On Tue, May 02, 2017 at 03:11:45PM +0800, ivanhu wrote:
>
>
> On 04/29/2017 09:42 AM, Geliang Tang wrote:
> > Drop useless kfree when memdup_user() failed, since we have already
> > called kfree in memdup_user().
> >
> > Signed-off-by: Geliang Tang <geliangtang@xxxxxxxxx>
> > ---
> > drivers/firmware/efi/test/efi_test.c | 4 +---
> > 1 file changed, 1 insertion(+), 3 deletions(-)
> >
> > diff --git a/drivers/firmware/efi/test/efi_test.c b/drivers/firmware/efi/test/efi_test.c
> > index 08129b7..00332ae 100644
> > --- a/drivers/firmware/efi/test/efi_test.c
> > +++ b/drivers/firmware/efi/test/efi_test.c
> > @@ -261,10 +261,8 @@ static long efi_runtime_set_variable(unsigned long arg)
> > }
> > data = memdup_user(setvariable.data, setvariable.data_size);
> > - if (IS_ERR(data)) {
> > - kfree(name);
> You mean "name" or "data"?
>
Sorry, it's my mistake. The original code is correct. Please ignore this
patch.
-Geliang
> Cheers,
> Ivan
>
> > + if (IS_ERR(data))
> > return PTR_ERR(data);
> > - }
> > status = efi.set_variable(name, &vendor_guid,
> > setvariable.attributes,
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