[PATCH] qed: Replace memset with eth_zero_addr

Subsystems: networking drivers, qlogic ql4xxx ethernet driver, the rest

STALE3517d

3 messages, 2 authors, 2017-01-17 · open the first message on its own page

[PATCH] qed: Replace memset with eth_zero_addr

From: Shyam Saini <hidden>
Date: 2017-01-16 18:51:53

Use eth_zero_addr to assign zero address to the given address array
instead of memset when the second argument in memset is address
of zero. Also, it makes the code clearer

Signed-off-by: Shyam Saini <redacted>
---
 drivers/net/ethernet/qlogic/qed/qed_l2.c    | 2 +-
 drivers/net/ethernet/qlogic/qed/qed_sriov.c | 7 +++----
 2 files changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/qlogic/qed/qed_l2.c b/drivers/net/ethernet/qlogic/qed/qed_l2.c
index 6a3727c..778c52c 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_l2.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_l2.c
@@ -1776,7 +1776,7 @@ static int qed_fill_eth_dev_info(struct qed_dev *cdev,
 	qed_fill_dev_info(cdev, &info->common);
 
 	if (IS_VF(cdev))
-		memset(info->common.hw_mac, 0, ETH_ALEN);
+		eth_zero_addr(info->common.hw_mac);
 
 	return 0;
 }
diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.c b/drivers/net/ethernet/qlogic/qed/qed_sriov.c
index 85b09dd..a15fff4 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_sriov.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.c
@@ -1199,7 +1199,7 @@ static void qed_iov_clean_vf(struct qed_hwfn *p_hwfn, u8 vfid)
 		return;
 
 	/* Clear the VF mac */
-	memset(vf_info->mac, 0, ETH_ALEN);
+	eth_zero_addr(vf_info->mac);
 }
 
 static void qed_iov_vf_cleanup(struct qed_hwfn *p_hwfn,
@@ -2539,8 +2539,7 @@ static int qed_iov_vf_update_mac_shadow(struct qed_hwfn *p_hwfn,
 		for (i = 0; i < QED_ETH_VF_NUM_MAC_FILTERS; i++) {
 			if (ether_addr_equal(p_vf->shadow_config.macs[i],
 					     p_params->mac)) {
-				memset(p_vf->shadow_config.macs[i], 0,
-				       ETH_ALEN);
+				eth_zero_addr(p_vf->shadow_config.macs[i]);
 				break;
 			}
 		}
@@ -2553,7 +2552,7 @@ static int qed_iov_vf_update_mac_shadow(struct qed_hwfn *p_hwfn,
 	} else if (p_params->opcode == QED_FILTER_REPLACE ||
 		   p_params->opcode == QED_FILTER_FLUSH) {
 		for (i = 0; i < QED_ETH_VF_NUM_MAC_FILTERS; i++)
-			memset(p_vf->shadow_config.macs[i], 0, ETH_ALEN);
+			eth_zero_addr(p_vf->shadow_config.macs[i]);
 	}
 
 	/* List the new MAC address */
-- 
2.7.4

Re: [PATCH] qed: Replace memset with eth_zero_addr

From: David Miller <davem@davemloft.net>
Date: 2017-01-16 19:58:21

From: Shyam Saini <redacted>
Date: Tue, 17 Jan 2017 00:21:38 +0530
Use eth_zero_addr to assign zero address to the given address array
instead of memset when the second argument in memset is address
of zero. Also, it makes the code clearer

Signed-off-by: Shyam Saini <redacted>
This patch does not apply cleanly to the net-next tree.

Please state if you don't understand what that means instead of
submitting this patch over and over again against the wrong source
tree.

Thanks.

Re: [PATCH] qed: Replace memset with eth_zero_addr

From: Shyam Saini <hidden>
Date: 2017-01-17 03:33:16

On Mon, Jan 16, 2017 at 02:58:19PM -0500, David Miller wrote:
From: Shyam Saini <redacted>
Date: Tue, 17 Jan 2017 00:21:38 +0530
quoted
Use eth_zero_addr to assign zero address to the given address array
instead of memset when the second argument in memset is address
of zero. Also, it makes the code clearer

Signed-off-by: Shyam Saini <redacted>
This patch does not apply cleanly to the net-next tree.
I always send patches from linux-next tree and that caused this mistake

I apologize for this.
Please state if you don't understand what that means instead of
submitting this patch over and over again against the wrong source
tree.
Now sent from net-next tree

Thanks a lot,
Shyam
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