diff mbox series

[net,v3,1/4] net: bonding: Share lacpdu_mcast_addr definition

Message ID 20220907075642.475236-2-bpoirier@nvidia.com (mailing list archive)
State Accepted
Commit 1d9a143ee3408349700f44a9197b7ae0e4faae5d
Delegated to: Netdev Maintainers
Headers show
Series Unsync addresses from ports when stopping aggregated devices | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net
netdev/fixes_present success Fixes tag present in non-next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 11 this patch: 11
netdev/cc_maintainers success CCed 8 of 8 maintainers
netdev/build_clang success Errors and warnings before: 3 this patch: 3
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 11 this patch: 11
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 56 lines checked
netdev/kdoc success Errors and warnings before: 2 this patch: 2
netdev/source_inline success Was 0 now: 0

Commit Message

Benjamin Poirier Sept. 7, 2022, 7:56 a.m. UTC 
There are already a few definitions of arrays containing
MULTICAST_LACPDU_ADDR and the next patch will add one more use. These all
contain the same constant data so define one common instance for all
bonding code.

Signed-off-by: Benjamin Poirier <bpoirier@nvidia.com>
---
 drivers/net/bonding/bond_3ad.c  |  5 +++--
 drivers/net/bonding/bond_main.c | 16 ++++------------
 include/net/bond_3ad.h          |  2 --
 include/net/bonding.h           |  3 +++
 4 files changed, 10 insertions(+), 16 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 184608bd8999..e58a1e0cadd2 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -88,8 +88,9 @@  static const u8 null_mac_addr[ETH_ALEN + 2] __long_aligned = {
 static const u16 ad_ticks_per_sec = 1000 / AD_TIMER_INTERVAL;
 static const int ad_delta_in_ticks = (AD_TIMER_INTERVAL * HZ) / 1000;
 
-static const u8 lacpdu_mcast_addr[ETH_ALEN + 2] __long_aligned =
-	MULTICAST_LACPDU_ADDR;
+const u8 lacpdu_mcast_addr[ETH_ALEN + 2] __long_aligned = {
+	0x01, 0x80, 0xC2, 0x00, 0x00, 0x02
+};
 
 /* ================= main 802.3ad protocol functions ================== */
 static int ad_lacpdu_send(struct port *port);
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 5c2febe94428..faced8ae4edd 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -865,12 +865,8 @@  static void bond_hw_addr_flush(struct net_device *bond_dev,
 	dev_uc_unsync(slave_dev, bond_dev);
 	dev_mc_unsync(slave_dev, bond_dev);
 
-	if (BOND_MODE(bond) == BOND_MODE_8023AD) {
-		/* del lacpdu mc addr from mc list */
-		u8 lacpdu_multicast[ETH_ALEN] = MULTICAST_LACPDU_ADDR;
-
-		dev_mc_del(slave_dev, lacpdu_multicast);
-	}
+	if (BOND_MODE(bond) == BOND_MODE_8023AD)
+		dev_mc_del(slave_dev, lacpdu_mcast_addr);
 }
 
 /*--------------------------- Active slave change ---------------------------*/
@@ -2171,12 +2167,8 @@  int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev,
 		dev_uc_sync_multiple(slave_dev, bond_dev);
 		netif_addr_unlock_bh(bond_dev);
 
-		if (BOND_MODE(bond) == BOND_MODE_8023AD) {
-			/* add lacpdu mc addr to mc list */
-			u8 lacpdu_multicast[ETH_ALEN] = MULTICAST_LACPDU_ADDR;
-
-			dev_mc_add(slave_dev, lacpdu_multicast);
-		}
+		if (BOND_MODE(bond) == BOND_MODE_8023AD)
+			dev_mc_add(slave_dev, lacpdu_mcast_addr);
 	}
 
 	bond->slave_cnt++;
diff --git a/include/net/bond_3ad.h b/include/net/bond_3ad.h
index be2992e6de5d..a016f275cb01 100644
--- a/include/net/bond_3ad.h
+++ b/include/net/bond_3ad.h
@@ -15,8 +15,6 @@ 
 #define PKT_TYPE_LACPDU         cpu_to_be16(ETH_P_SLOW)
 #define AD_TIMER_INTERVAL       100 /*msec*/
 
-#define MULTICAST_LACPDU_ADDR    {0x01, 0x80, 0xC2, 0x00, 0x00, 0x02}
-
 #define AD_LACP_SLOW 0
 #define AD_LACP_FAST 1
 
diff --git a/include/net/bonding.h b/include/net/bonding.h
index afd606df149a..e999f851738b 100644
--- a/include/net/bonding.h
+++ b/include/net/bonding.h
@@ -786,6 +786,9 @@  extern struct rtnl_link_ops bond_link_ops;
 /* exported from bond_sysfs_slave.c */
 extern const struct sysfs_ops slave_sysfs_ops;
 
+/* exported from bond_3ad.c */
+extern const u8 lacpdu_mcast_addr[];
+
 static inline netdev_tx_t bond_tx_drop(struct net_device *dev, struct sk_buff *skb)
 {
 	dev_core_stats_tx_dropped_inc(dev);