On Thu, Jul 20, 2017 at 09:56:45AM -0700, Dave Jiang wrote:
>
>
> On 07/20/2017 12:24 AM, walter harms wrote:
> >
> >
> > Am 20.07.2017 00:16, schrieb Christophe JAILLET:
> >> If the 'memcmp' fails, free allocated resources as done in all other
> >> error handling paths.
> >>
> >> Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
> >> ---
> >> Please review carefully, this patch looks "too obvious" to me!
> >> ---
> >> drivers/dma/ioat/init.c | 2 +-
> >> 1 file changed, 1 insertion(+), 1 deletion(-)
> >>
> >> diff --git a/drivers/dma/ioat/init.c b/drivers/dma/ioat/init.c
> >> index ed8ed1192775..948fc1f8fb5c 100644
> >> --- a/drivers/dma/ioat/init.c
> >> +++ b/drivers/dma/ioat/init.c
> >> @@ -390,7 +390,7 @@ static int ioat_dma_self_test(struct ioatdma_device *ioat_dma)
> >> if (memcmp(src, dest, IOAT_TEST_SIZE)) {
> >> dev_err(dev, "Self-test copy failed compare, disabling\n");
> >> err = -ENODEV;
> >> - goto free_resources;
> >> + goto unmap_dma;
> >> }
> >>
> >> unmap_dma:
> >
> > ^^^^^^^^^^
> >
> >
> > is the goto needed at all ?
>
> It's not. However, it may be better to stay there if we happen to add
> additional code after the if block later on and guard against mistakes.
> At least IMO.
Then lets remove it please, there is no place for dead code, if we need it
people can add it as part of the changes they introduce..
--
~Vinod
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