Re: [PATCH] staging: mt7621-pci: fix a multiple assignment code style issue
From: Sergio Paracuellos
Date: Tue Apr 27 2021 - 13:55:46 EST
Hi Iain.
On Tue, Apr 27, 2021 at 7:47 PM Iain Craig <coldcity@xxxxxxxxx> wrote:
>
> avoid multiple assignments while setting pcie->io members to NULL.
>
> Signed-off-by: Iain Craig <coldcity@xxxxxxxxx>
> ---
> drivers/staging/mt7621-pci/pci-mt7621.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/staging/mt7621-pci/pci-mt7621.c b/drivers/staging/mt7621-pci/pci-mt7621.c
> index 115250115f10..f3b5b8ac03b5 100644
> --- a/drivers/staging/mt7621-pci/pci-mt7621.c
> +++ b/drivers/staging/mt7621-pci/pci-mt7621.c
> @@ -306,7 +306,9 @@ static int mt7621_pci_parse_request_of_pci_ranges(struct pci_host_bridge *host)
> * resource manually instead.
> */
> pcie->io.name = node->full_name;
> - pcie->io.parent = pcie->io.child = pcie->io.sibling = NULL;
> + pcie->io.parent = NULL;
> + pcie->io.child = NULL;
> + pcie->io.sibling = NULL;
In this particular case I think the original code is correct as it is.
Also this is the style used around different kernel places to assign
these fields.
> for_each_of_pci_range(&parser, &range) {
> switch (range.flags & IORESOURCE_TYPE_BITS) {
> case IORESOURCE_IO:
> --
> 2.25.1
>
Best regards,
Sergio Paracuellos
>