Thread (6 messages) flat view 6 messages, 4 authors, 2021-06-10

Re: [PATCH][next] net: dsa: sja1105: Fix assigned yet unused return code rc

From: Dan Carpenter <hidden>
Date: 2021-06-10 06:24:27
Also in: kernel-janitors, lkml

On Wed, Jun 09, 2021 at 06:43:53PM +0100, Colin King wrote:
quoted hunk ↗ jump to hunk
From: Colin Ian King <redacted>

The return code variable rc is being set to return error values in two
places in sja1105_mdiobus_base_tx_register and yet it is not being
returned, the function always returns 0 instead. Fix this by replacing
the return 0 with the return code rc.

Addresses-Coverity: ("Unused value")
Fixes: 5a8f09748ee7 ("net: dsa: sja1105: register the MDIO buses for 100base-T1 and 100base-TX")
Signed-off-by: Colin Ian King <redacted>
---
 drivers/net/dsa/sja1105/sja1105_mdio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/dsa/sja1105/sja1105_mdio.c b/drivers/net/dsa/sja1105/sja1105_mdio.c
index 8dfd06318b23..08517c70cb48 100644
--- a/drivers/net/dsa/sja1105/sja1105_mdio.c
+++ b/drivers/net/dsa/sja1105/sja1105_mdio.c
@@ -171,7 +171,7 @@ static int sja1105_mdiobus_base_tx_register(struct sja1105_private *priv,
 out_put_np:
 	of_node_put(np);
 
-	return 0;
+	return rc;
Should this function really return success if of_device_is_available()?

regards,
dan carpenter
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