From: Andrey Eremeev <Axtone4all@xxxxxxxxx>
[ Upstream commit e08cdf63049b711099efff0811273449083bb958 ]
Debug print uses invalid check to detect if speed is unforced:
(speed != SPEED_UNFORCED) should be used instead of (!speed).
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Signed-off-by: Andrey Eremeev <Axtone4all@xxxxxxxxx>
Fixes: 96a2b40c7bd3 ("net: dsa: mv88e6xxx: add port's MAC speed setter")
Reviewed-by: Andrew Lunn <andrew@xxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/dsa/mv88e6xxx/port.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/dsa/mv88e6xxx/port.c b/drivers/net/dsa/mv88e6xxx/port.c
index d9817b20ea641..ab41619a809b3 100644
--- a/drivers/net/dsa/mv88e6xxx/port.c
+++ b/drivers/net/dsa/mv88e6xxx/port.c
@@ -283,7 +283,7 @@ static int mv88e6xxx_port_set_speed_duplex(struct mv88e6xxx_chip *chip,
if (err)
return err;
- if (speed)
+ if (speed != SPEED_UNFORCED)
dev_dbg(chip->dev, "p%d: Speed set to %d Mbps\n", port, speed);
else
dev_dbg(chip->dev, "p%d: Speed unforced\n", port);
@@ -516,7 +516,7 @@ int mv88e6393x_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port,
if (err)
return err;
- if (speed)
+ if (speed != SPEED_UNFORCED)
dev_dbg(chip->dev, "p%d: Speed set to %d Mbps\n", port, speed);
else
dev_dbg(chip->dev, "p%d: Speed unforced\n", port);
--
2.33.0
