2018-03-12 08:49:12

by <Hariprasath Elango>

Subject: [PATCH] staging: wilc1000: use pre-defined macro is_broadcast_ether_addr

From: Hari Prasath <[email protected]>

Use the kernel pre-defined macro is_broadcast_ether_addr() instead of
doing a memcmp here.

Signed-off-by: Hari Prasath <[email protected]>
---
drivers/staging/wilc1000/linux_mon.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/staging/wilc1000/linux_mon.c b/drivers/staging/wilc1000/linux_mon.c
index bbdfc7a..f93f411 100644
--- a/drivers/staging/wilc1000/linux_mon.c
+++ b/drivers/staging/wilc1000/linux_mon.c
@@ -27,7 +27,6 @@ static struct net_device *wilc_wfi_mon; /* global monitor netdev */

static u8 srcadd[6];
static u8 bssid[6];
-static u8 broadcast[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
/**
* @brief WILC_WFI_monitor_rx
* @details
@@ -193,7 +192,7 @@ static netdev_tx_t WILC_WFI_mon_xmit(struct sk_buff *skb,

skb_pull(skb, rtap_len);

- if (skb->data[0] == 0xc0 && (!(memcmp(broadcast, &skb->data[4], 6)))) {
+ if (skb->data[0] == 0xc0 && is_broadcast_ether_addr(&skb->data[4])) {
skb2 = dev_alloc_skb(skb->len + sizeof(struct wilc_wfi_radiotap_cb_hdr));
if (!skb2)
return -ENOMEM;
--
2.10.0.GIT

2018-03-12 09:39:23

by <Hariprasath Elango>

Subject: Re: [PATCH] staging: wilc1000: use pre-defined macro is_broadcast_ether_addr

On Mon, Mar 12, 2018 at 02:17:15PM +0530, [email protected] wrote:
> From: Hari Prasath <[email protected]>
>
> Use the kernel pre-defined macro is_broadcast_ether_addr() instead of
> doing a memcmp here.
>
> Signed-off-by: Hari Prasath <[email protected]>
> ---
> drivers/staging/wilc1000/linux_mon.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/staging/wilc1000/linux_mon.c b/drivers/staging/wilc1000/linux_mon.c
> index bbdfc7a..f93f411 100644
> --- a/drivers/staging/wilc1000/linux_mon.c
> +++ b/drivers/staging/wilc1000/linux_mon.c
> @@ -27,7 +27,6 @@ static struct net_device *wilc_wfi_mon; /* global monitor netdev */
>
> static u8 srcadd[6];
> static u8 bssid[6];
> -static u8 broadcast[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
> /**
> * @brief WILC_WFI_monitor_rx
> * @details
> @@ -193,7 +192,7 @@ static netdev_tx_t WILC_WFI_mon_xmit(struct sk_buff *skb,
>
> skb_pull(skb, rtap_len);
>
> - if (skb->data[0] == 0xc0 && (!(memcmp(broadcast, &skb->data[4], 6)))) {
> + if (skb->data[0] == 0xc0 && is_broadcast_ether_addr(&skb->data[4])) {
> skb2 = dev_alloc_skb(skb->len + sizeof(struct wilc_wfi_radiotap_cb_hdr));
> if (!skb2)
> return -ENOMEM;
> --
> 2.10.0.GIT
>

Kindly discard this patch. I will send a v2 as sent mail ID and
signed-off are not matching