[PATCH v2 08/10] soc: aspeed: lpc-snoop: Use dev_err_probe() where possible

Andrew Jeffery posted 10 patches 3 months, 3 weeks ago
[PATCH v2 08/10] soc: aspeed: lpc-snoop: Use dev_err_probe() where possible
Posted by Andrew Jeffery 3 months, 3 weeks ago
Exploit that it returns the provided error to eliminate some lines, and
return the actual error involved rather than -ENODEV.

Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>
---
 drivers/soc/aspeed/aspeed-lpc-snoop.c | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/drivers/soc/aspeed/aspeed-lpc-snoop.c b/drivers/soc/aspeed/aspeed-lpc-snoop.c
index bd4afa7f258eb3c1e64fe87d2b4be5f8422fbaf7..8dbc9d4158b89f23bda340f060d205a29bbb43c3 100644
--- a/drivers/soc/aspeed/aspeed-lpc-snoop.c
+++ b/drivers/soc/aspeed/aspeed-lpc-snoop.c
@@ -12,6 +12,7 @@
 
 #include <linux/bitops.h>
 #include <linux/clk.h>
+#include <linux/dev_printk.h>
 #include <linux/interrupt.h>
 #include <linux/fs.h>
 #include <linux/kfifo.h>
@@ -316,10 +317,8 @@ static int aspeed_lpc_snoop_probe(struct platform_device *pdev)
 	}
 
 	lpc_snoop->regmap = syscon_node_to_regmap(np);
-	if (IS_ERR(lpc_snoop->regmap)) {
-		dev_err(dev, "Couldn't get regmap\n");
-		return -ENODEV;
-	}
+	if (IS_ERR(lpc_snoop->regmap))
+		return dev_err_probe(dev, PTR_ERR(lpc_snoop->regmap), "Couldn't get regmap\n");
 
 	dev_set_drvdata(&pdev->dev, lpc_snoop);
 
@@ -330,12 +329,8 @@ static int aspeed_lpc_snoop_probe(struct platform_device *pdev)
 	}
 
 	lpc_snoop->clk = devm_clk_get_enabled(dev, NULL);
-	if (IS_ERR(lpc_snoop->clk)) {
-		rc = PTR_ERR(lpc_snoop->clk);
-		if (rc != -EPROBE_DEFER)
-			dev_err(dev, "couldn't get clock\n");
-		return rc;
-	}
+	if (IS_ERR(lpc_snoop->clk))
+		return dev_err_probe(dev, PTR_ERR(lpc_snoop->clk), "couldn't get clock");
 
 	rc = aspeed_lpc_snoop_config_irq(lpc_snoop, pdev);
 	if (rc)

-- 
2.39.5
Re: [PATCH v2 08/10] soc: aspeed: lpc-snoop: Use dev_err_probe() where possible
Posted by Jean Delvare 3 months, 1 week ago
On Mon, 16 Jun 2025 22:43:45 +0930, Andrew Jeffery wrote:
> Exploit that it returns the provided error to eliminate some lines, and
> return the actual error involved rather than -ENODEV.
> 
> Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>
> ---
>  drivers/soc/aspeed/aspeed-lpc-snoop.c | 15 +++++----------
>  1 file changed, 5 insertions(+), 10 deletions(-)
> (...)

LGTM.

Acked-by: Jean Delvare <jdelvare@suse.de>

-- 
Jean Delvare
SUSE L3 Support