linux-kernel - [PATCH 1/3] i2c: designware: Initialize adapter name only when not set

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Message-ID: <20250530200234.1539571-2-pratap.nirujogi@amd.com>
Date: Fri, 30 May 2025 15:59:50 -0400
From: Pratap Nirujogi <pratap.nirujogi@....com>
To: <rdunlap@...radead.org>, <hdegoede@...hat.com>,
	<ilpo.jarvinen@...ux.intel.com>, <sfr@...b.auug.org.au>,
	<linux-next@...r.kernel.org>
CC: <platform-driver-x86@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<benjamin.chan@....com>, <bin.du@....com>, <gjorgji.rosikopulos@....com>,
	<king.li@....com>, <dantony@....com>, Pratap Nirujogi
	<pratap.nirujogi@....com>
Subject: [PATCH 1/3] i2c: designware: Initialize adapter name only when not set

Check if the adapter name is already set in the driver prior
to initializing with generic name in i2c_dw_probe_master().

Fixes: 90b85567e457 ("platform/x86: Add AMD ISP platform config for OV05C10")
Reported-by: Randy Dunlap <rdunlap@...radead.org>
Link: https://lore.kernel.org/all/04577a46-9add-420c-b181-29bad582026d@infradead.org
Signed-off-by: Pratap Nirujogi <pratap.nirujogi@....com>
---
 drivers/i2c/busses/i2c-designware-master.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/i2c/busses/i2c-designware-master.c b/drivers/i2c/busses/i2c-designware-master.c
index c5394229b77f..ab03943d6aaf 100644
--- a/drivers/i2c/busses/i2c-designware-master.c
+++ b/drivers/i2c/busses/i2c-designware-master.c
@@ -1042,8 +1042,9 @@ int i2c_dw_probe_master(struct dw_i2c_dev *dev)
 	if (ret)
 		return ret;
 
-	snprintf(adap->name, sizeof(adap->name),
-		 "Synopsys DesignWare I2C adapter");
+	if (!adap->name[0])
+		snprintf(adap->name, sizeof(adap->name),
+			 "Synopsys DesignWare I2C adapter");
 	adap->retries = 3;
 	adap->algo = &i2c_dw_algo;
 	adap->quirks = &i2c_dw_quirks;
-- 
2.43.0