Thread (12 messages) flat view 12 messages, 2 authors, 2021-01-16
STALE2038d REVIEWED: 1 (1M)

Revision v6 of 5 in this series; 1 review trailer.

Revisions (5)
  1. v2 [diff vs current]
  2. v3 [diff vs current]
  3. v4 [diff vs current]
  4. v5 [diff vs current]
  5. v6 current

[PATCH v6 net-next 05/10] net: dsa: felix: perform teardown in reverse order of setup

From: Vladimir Oltean <olteanv@gmail.com>
Date: 2021-01-15 02:13:21
Subsystem: networking drivers, networking [dsa], ocelot ethernet switch driver, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Andrew Lunn, Vladimir Oltean, Vladimir Oltean, Linus Torvalds

From: Vladimir Oltean <vladimir.oltean@nxp.com>

In general it is desirable that cleanup is the reverse process of setup.
In this case I am not seeing any particular issue, but with the
introduction of devlink-sb for felix, a non-obvious decision had to be
made as to where to put its cleanup method. When there's a convention in
place, that decision becomes obvious.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
---
Changes in v6:
None.

Changes in v5:
None.

Changes in v4:
Removed the unnecessary if condition.

Changes in v3:
None.

Changes in v2:
None.

 drivers/net/dsa/ocelot/felix.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c
index 532e038e8012..3ec06bdd175a 100644
--- a/drivers/net/dsa/ocelot/felix.c
+++ b/drivers/net/dsa/ocelot/felix.c
@@ -610,14 +610,14 @@ static void felix_teardown(struct dsa_switch *ds)
 	struct felix *felix = ocelot_to_felix(ocelot);
 	int port;
 
-	if (felix->info->mdio_bus_free)
-		felix->info->mdio_bus_free(ocelot);
+	ocelot_deinit_timestamp(ocelot);
+	ocelot_deinit(ocelot);
 
 	for (port = 0; port < ocelot->num_phys_ports; port++)
 		ocelot_deinit_port(ocelot, port);
-	ocelot_deinit_timestamp(ocelot);
-	/* stop workqueue thread */
-	ocelot_deinit(ocelot);
+
+	if (felix->info->mdio_bus_free)
+		felix->info->mdio_bus_free(ocelot);
 }
 
 static int felix_hwtstamp_get(struct dsa_switch *ds, int port,
-- 
2.25.1
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