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[net-next,v2,12/20] net: ethernet: ti: ale: do not auto delete mcast super entries

Message ID 1556298762-8632-13-git-send-email-grygorii.strashko@ti.com
State Accepted
Commit 7cb528c55379ffbffc7dca91397c5481422a6af5
Headers show
Series net: ethernet: ti: clean up and optimizations | expand

Commit Message

Grygorii Strashko April 26, 2019, 5:12 p.m. UTC 
Do not delete multicast supervisory packet's (SUPER) entries while flushing
multicast addresses from ALE table cpsw_ale_flush_multicast(). Those
entries have to be added/removed only explicitly.

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>

---
 drivers/net/ethernet/ti/cpsw_ale.c | 3 +++
 1 file changed, 3 insertions(+)

-- 
2.17.1
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Patch

diff --git a/drivers/net/ethernet/ti/cpsw_ale.c b/drivers/net/ethernet/ti/cpsw_ale.c
index f77b5884c8db..84025dcc78d5 100644
--- a/drivers/net/ethernet/ti/cpsw_ale.c
+++ b/drivers/net/ethernet/ti/cpsw_ale.c
@@ -280,6 +280,9 @@  int cpsw_ale_flush_multicast(struct cpsw_ale *ale, int port_mask, int vid)
 		if (cpsw_ale_get_mcast(ale_entry)) {
 			u8 addr[6];
 
+			if (cpsw_ale_get_super(ale_entry))
+				continue;
+
 			cpsw_ale_get_addr(ale_entry, addr);
 			if (!is_broadcast_ether_addr(addr))
 				cpsw_ale_flush_mcast(ale, ale_entry, port_mask);