diff mbox series

[net-next,v1,04/21] net: usb: lan78xx: Improve error reporting with %pe specifier

Message ID 20241203072154.2440034-5-o.rempel@pengutronix.de (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series lan78xx: Preparations for PHYlink | expand

Checks

Context Check Description
netdev/series_format fail Series longer than 15 patches
netdev/tree_selection success Clearly marked for net-next
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 4 this patch: 4
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers warning 1 maintainers not CCed: linux-usb@vger.kernel.org
netdev/build_clang success Errors and warnings before: 5 this patch: 5
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 307 this patch: 307
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 20 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Oleksij Rempel Dec. 3, 2024, 7:21 a.m. UTC
Replace integer error codes with the `%pe` format specifier in register
read and write error messages. This change provides human-readable error
strings, making logs more informative and debugging easier.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
---
 drivers/net/usb/lan78xx.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Comments

Andrew Lunn Dec. 3, 2024, 8:30 p.m. UTC | #1
On Tue, Dec 03, 2024 at 08:21:37AM +0100, Oleksij Rempel wrote:
> Replace integer error codes with the `%pe` format specifier in register
> read and write error messages. This change provides human-readable error
> strings, making logs more informative and debugging easier.
> 
> Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>

Reviewed-by: Andrew Lunn <andrew@lunn.ch>

    Andrew
diff mbox series

Patch

diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index dd9b5d3abcb3..94320deaaeea 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -621,8 +621,8 @@  static int lan78xx_read_reg(struct lan78xx_net *dev, u32 index, u32 *data)
 		*data = *buf;
 	} else if (net_ratelimit()) {
 		netdev_warn(dev->net,
-			    "Failed to read register index 0x%08x. ret = %d",
-			    index, ret);
+			    "Failed to read register index 0x%08x. ret = %pe",
+			    index, ERR_PTR(ret));
 	}
 
 	kfree(buf);
@@ -652,8 +652,8 @@  static int lan78xx_write_reg(struct lan78xx_net *dev, u32 index, u32 data)
 	if (unlikely(ret < 0) &&
 	    net_ratelimit()) {
 		netdev_warn(dev->net,
-			    "Failed to write register index 0x%08x. ret = %d",
-			    index, ret);
+			    "Failed to write register index 0x%08x. ret = %pe",
+			    index, ERR_PTR(ret));
 	}
 
 	kfree(buf);