[PATCH net-next v5 04/18] net: dsa: sja1105: use list_add_tail(pos) instead of list_add(pos->prev)

From: Jakob Koschel
Date: Wed Apr 27 2022 - 12:09:24 EST


From: Vladimir Oltean <vladimir.oltean@xxxxxxx>

When passed a non-head list element, list_add_tail() actually adds the
new element to its left, which is what we want. Despite the slightly
confusing name, use the dedicated function which does the same thing as
the open-coded list_add(pos->prev).

Suggested-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Vladimir Oltean <vladimir.oltean@xxxxxxx>
Signed-off-by: Jakob Koschel <jakobkoschel@xxxxxxxxx>
Reviewed-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
---
drivers/net/dsa/sja1105/sja1105_vl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/dsa/sja1105/sja1105_vl.c b/drivers/net/dsa/sja1105/sja1105_vl.c
index e5ea8eb9ec4e..7fe9b18f1cbd 100644
--- a/drivers/net/dsa/sja1105/sja1105_vl.c
+++ b/drivers/net/dsa/sja1105/sja1105_vl.c
@@ -49,7 +49,7 @@ static int sja1105_insert_gate_entry(struct sja1105_gating_config *gating_cfg,
e->rule = rule;
e->gate_state = gate_state;
e->interval = entry_time;
- list_add(&e->list, pos->prev);
+ list_add_tail(&e->list, pos);

gating_cfg->num_entries++;

--
2.25.1