linux-kernel - [PATCH V3 09/14 next] qca_spi: Log expected signature in error case

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Wed, 24 Jan 2024 23:32:06 +0100
From: Stefan Wahren <wahrenst@....net>
To: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>
Cc: Lino Sanfilippo <LinoSanfilippo@....de>,
	Florian Fainelli <f.fainelli@...il.com>,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Stefan Wahren <wahrenst@....net>,
	Jacob Keller <jacob.e.keller@...el.com>
Subject: [PATCH V3 09/14 next] qca_spi: Log expected signature in error case

Most of the users doesn't know the expected signature of the QCA700x.
So provide it within the error message. Btw use lowercase for hex as
in the rest of the driver.

Signed-off-by: Stefan Wahren <wahrenst@....net>
Reviewed-by: Jacob Keller <jacob.e.keller@...el.com>
---
 drivers/net/ethernet/qualcomm/qca_spi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c
index 6d2859aad921..c5d240fe4146 100644
--- a/drivers/net/ethernet/qualcomm/qca_spi.c
+++ b/drivers/net/ethernet/qualcomm/qca_spi.c
@@ -1005,8 +1005,8 @@ qca_spi_probe(struct spi_device *spi)
 		qcaspi_read_register(qca, SPI_REG_SIGNATURE, &signature);

 		if (signature != QCASPI_GOOD_SIGNATURE) {
-			dev_err(&spi->dev, "Invalid signature (0x%04X)\n",
-				signature);
+			dev_err(&spi->dev, "Invalid signature (expected 0x%04x, read 0x%04x)\n",
+				QCASPI_GOOD_SIGNATURE, signature);
 			free_netdev(qcaspi_devs);
 			return -EFAULT;
 		}
--
2.34.1