firewire: fix resetting of bus manager retry counter

An earlier change, maybe long ago, removed the copying of self_id_count
into card->self_id_count.  Since then each bus reset cleared
card->bm_retries even when it shouldn't.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

2 files changed, 6 insertions, 9 deletions

diff --git a/drivers/firewire/fw-topology.c b/drivers/firewire/fw-topology.c
index 7687dca1a690..c9be6e6948c4 100644
--- a/drivers/firewire/fw-topology.c
+++ b/drivers/firewire/fw-topology.c
@@ -355,6 +355,9 @@ report_lost_node(struct fw_card *card,
 {
         fw_node_event(card, node, FW_NODE_DESTROYED);
         fw_node_put(node);
+
+        /* Topology has changed - reset bus manager retry counter */
+        card->bm_retries = 0;
 }
 
 static void
@@ -374,6 +377,9 @@ report_found_node(struct fw_card *card,
         }
 
         fw_node_event(card, node, FW_NODE_CREATED);
+
+        /* Topology has changed - reset bus manager retry counter */
+        card->bm_retries = 0;
 }
 
 void fw_destroy_nodes(struct fw_card *card)
@@ -514,14 +520,6 @@ fw_core_handle_bus_reset(struct fw_card *card,
 
         spin_lock_irqsave(&card->lock, flags);
 
-        /*
-         * If the new topology has a different self_id_count the topology
-         * changed, either nodes were added or removed. In that case we
-         * reset the IRM reset counter.
-         */
-        if (card->self_id_count != self_id_count)
-                card->bm_retries = 0;
-
         card->node_id = node_id;
         /*
          * Update node_id before generation to prevent anybody from using
diff --git a/drivers/firewire/fw-transaction.h b/drivers/firewire/fw-transaction.h
index 0497a18dc59e..5a57bb897e23 100644
--- a/drivers/firewire/fw-transaction.h
+++ b/drivers/firewire/fw-transaction.h
@@ -241,7 +241,6 @@ struct fw_card {
          * We need to store up to 4 self ID for a maximum of 63
          * devices plus 3 words for the topology map header.
          */
-        int self_id_count;
         u32 topology_map[252 + 3];
         u32 broadcast_channel;