From: Giuseppe CAVALLARO <peppe.cavallaro@st.com>
To: Vince Bridgers <vbridger@opensource.altera.com>,
<netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Cc: <vbridger@altera.com>
Subject: Re: [PATCH net] stmmac: correct mc_filter local variable in set_filter and set_mac_addr call
Date: Fri, 10 Oct 2014 07:47:37 +0200 [thread overview]
Message-ID: <543772F9.1010304@st.com> (raw)
In-Reply-To: <1412867436-22153-1-git-send-email-vbridger@opensource.altera.com>
On 10/9/2014 5:10 PM, Vince Bridgers wrote:
> Testing revealed that the local variable mc_filter was dimensioned
> incorrectly for all possible configurations and get_mac_addr should
> have been set_mac_addr (a typo). Make sure mc_filter is dimensioned
> to 8 32-bit unsigned longs - the largest size of the Synopsys
> multicast filter register set.
>
> Signed-off-by: Vince Bridgers <vbridger@opensource.altera.com>
Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
> ---
> drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
> index 5efe60e..0adcf73 100644
> --- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
> +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
> @@ -134,7 +134,7 @@ static void dwmac1000_set_filter(struct mac_device_info *hw,
> void __iomem *ioaddr = (void __iomem *)dev->base_addr;
> unsigned int value = 0;
> unsigned int perfect_addr_number = hw->unicast_filter_entries;
> - u32 mc_filter[2];
> + u32 mc_filter[8];
> int mcbitslog2 = hw->mcast_bits_log2;
>
> pr_debug("%s: # mcasts %d, # unicast %d\n", __func__,
> @@ -182,7 +182,7 @@ static void dwmac1000_set_filter(struct mac_device_info *hw,
> struct netdev_hw_addr *ha;
>
> netdev_for_each_uc_addr(ha, dev) {
> - stmmac_get_mac_addr(ioaddr, ha->addr,
> + stmmac_set_mac_addr(ioaddr, ha->addr,
> GMAC_ADDR_HIGH(reg),
> GMAC_ADDR_LOW(reg));
> reg++;
>
next prev parent reply other threads:[~2014-10-10 5:47 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-09 15:10 [PATCH net] stmmac: correct mc_filter local variable in set_filter and set_mac_addr call Vince Bridgers
2014-10-10 5:47 ` Giuseppe CAVALLARO [this message]
2014-10-10 18:48 ` David Miller
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