ARL searches are done by reading two ARL entries at a time, do not cap
the search at 1024 which would only limit us to half of the possible ARL
capacity, but use b53_max_arl_entries() instead which does the right
multiplication between bins and indexes.

Signed-off-by: Florian Fainelli <f.faine...@gmail.com>
---
 drivers/net/dsa/b53/b53_common.c | 2 +-
 drivers/net/dsa/b53/b53_priv.h   | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c
index aa0836ac751c..9550d972f8c5 100644
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -1702,7 +1702,7 @@ int b53_fdb_dump(struct dsa_switch *ds, int port,
                                break;
                }
 
-       } while (count++ < 1024);
+       } while (count++ < b53_max_arl_entries(priv) / 2);
 
        return 0;
 }
diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h
index 694e26cdfd4d..e942c60e4365 100644
--- a/drivers/net/dsa/b53/b53_priv.h
+++ b/drivers/net/dsa/b53/b53_priv.h
@@ -213,6 +213,11 @@ static inline int is58xx(struct b53_device *dev)
 #define B53_CPU_PORT_25        5
 #define B53_CPU_PORT   8
 
+static inline unsigned int b53_max_arl_entries(struct b53_device *dev)
+{
+       return dev->num_arl_buckets * dev->num_arl_bins;
+}
+
 struct b53_device *b53_switch_alloc(struct device *base,
                                    const struct b53_io_ops *ops,
                                    void *priv);
-- 
2.17.1

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