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SubjectRe: [PATCH] net: ethernet: mscc: fix missing brace warning for old compilers
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On Mon, Nov 02, 2020 at 09:41:36PM +0800, Pujin Shi wrote:
> For older versions of gcc, the array = {0}; will cause warnings:
>
> drivers/net/ethernet/mscc/ocelot_vcap.c: In function 'is1_entry_set':
> drivers/net/ethernet/mscc/ocelot_vcap.c:755:11: warning: missing braces around initializer [-Wmissing-braces]
> struct ocelot_vcap_u16 etype = {0};
> ^
> drivers/net/ethernet/mscc/ocelot_vcap.c:755:11: warning: (near initialization for 'etype.value') [-Wmissing-braces]
>
> 1 warnings generated
>
> Fixes: 75944fda1dfe ("net: mscc: ocelot: offload ingress skbedit and vlan actions to VCAP IS1")
> Signed-off-by: Pujin Shi <shipujin.t@gmail.com>
> ---
> drivers/net/ethernet/mscc/ocelot_vcap.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/mscc/ocelot_vcap.c b/drivers/net/ethernet/mscc/ocelot_vcap.c
> index d8c778ee6f1b..b96eab4583e7 100644
> --- a/drivers/net/ethernet/mscc/ocelot_vcap.c
> +++ b/drivers/net/ethernet/mscc/ocelot_vcap.c
> @@ -752,7 +752,7 @@ static void is1_entry_set(struct ocelot *ocelot, int ix,
> dport);
> } else {
> /* IPv4 "other" frame */
> - struct ocelot_vcap_u16 etype = {0};
> + struct ocelot_vcap_u16 etype = {};
>
> /* Overloaded field */
> etype.value[0] = proto.value[0];
> --
> 2.18.1
>

Sorry, I don't understand what the problem is, or why your patch fixes
it. What version of gcc are you testing with?
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