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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>,
	Xuan Zhuo <xuanzhuo@linux.alibaba.com>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Wen Gu <guwen@linux.alibaba.com>,
	Philo Lu <lulie@linux.alibaba.com>,
	Andrew Lunn <andrew+netdev@lunn.ch>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@kernel.org>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Subject: [PATCH net-next v2 1/5] eea: Drop temporary buffer by using %*pEhp directly
Date: Fri,  2 Oct 2026 11:59:19 +0200	[thread overview]
Message-ID: <20261002100035.863275-2-andriy.shevchenko@linux.intel.com> (raw)
In-Reply-To: <20261002100035.863275-1-andriy.shevchenko@linux.intel.com>

Instead of calling string_escape_str() followed by %s specifier,
use %*pEhp specifier directly. With this being done, drop temporary
buffer.

Note, as Sashiko pointed out in [1] the %*pEp, which is the direct
substitution of the original call to string_escape_str() with ESCAPE_NP
flag set, makes the whole thing like "no escape". To add some sanity
to this the used specifier also includes ESCAPE_HEX.

Link: https://lore.kernel.org/r/179089728102.434549.12368098081790653201@kernel.org [1]
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/net/ethernet/alibaba/eea/eea_adminq.c | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/drivers/net/ethernet/alibaba/eea/eea_adminq.c b/drivers/net/ethernet/alibaba/eea/eea_adminq.c
index 73d0caf25700..f2284fc885c3 100644
--- a/drivers/net/ethernet/alibaba/eea/eea_adminq.c
+++ b/drivers/net/ethernet/alibaba/eea/eea_adminq.c
@@ -522,16 +522,9 @@ void eea_adminq_config_host_info(struct eea_net *enet)
 			dev_warn(dev, "The hardware-driven state validation may be abnormal.\n");
 
 		if (rep->has_reply) {
-			char buf[EEA_HINFO_MAX_REP_LEN] = {0};
-
 			rep->reply_str[EEA_HINFO_MAX_REP_LEN - 1] = '\0';
-
-			string_escape_str(rep->reply_str, buf, sizeof(buf),
-					  ESCAPE_NP, NULL);
-
-			buf[EEA_HINFO_MAX_REP_LEN - 1] = '\0';
-
-			dev_warn(dev, "Device replied: %s\n", buf);
+			dev_warn(dev, "Device replied: %*pEhp\n",
+				 (int)strlen(rep->reply_str), rep->reply_str);
 		}
 	}
 
-- 
2.50.1


  reply	other threads:[~2026-10-02 10:00 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-02  9:59 [PATCH net-next v2 0/5] eea: Improvements in the driver Andy Shevchenko
2026-10-02  9:59 ` Andy Shevchenko [this message]
2026-10-02 20:50   ` [PATCH net-next v2 1/5] eea: Drop temporary buffer by using %*pEhp directly Joe Damato
2026-10-02  9:59 ` [PATCH net-next v2 2/5] eea: Remove unneeded assignment Andy Shevchenko
2026-10-02 20:33   ` Joe Damato
2026-10-02  9:59 ` [PATCH net-next v2 3/5] eea: Refactor error handling in eea_adminq_config_host_info() Andy Shevchenko
2026-10-02 20:37   ` Joe Damato
2026-10-02  9:59 ` [PATCH net-next v2 4/5] eea: unify return code variable name Andy Shevchenko
2026-10-02 20:40   ` Joe Damato
2026-10-02  9:59 ` [PATCH net-next v2 5/5] eea: Use 2-argument strscpy() Andy Shevchenko
2026-10-02 20:42   ` Joe Damato

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