linux-kernel - [PATCH] w1: matrox: Remove some deadcode in matrox_w1

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Message-ID: <458641ad2d7a7adf30a03e70038304f0e6a81ff4.1755770484.git.christophe.jaillet@wanadoo.fr>
Date: Thu, 21 Aug 2025 12:02:21 +0200
From: Christophe JAILLET <christophe.jaillet@...adoo.fr>
To: Krzysztof Kozlowski <krzk@...nel.org>
Cc: linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org,
	Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH] w1: matrox: Remove some deadcode in matrox_w1_remove()

The .remove function can only be called if the .probe() succeeds. So there
is no need to keep track of a successful probe in 'found'.

Simplify code accordingly.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
Compile tested only
---
 drivers/w1/masters/matrox_w1.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/w1/masters/matrox_w1.c b/drivers/w1/masters/matrox_w1.c
index 2852cd2dc67c..146fa7c6e74e 100644
--- a/drivers/w1/masters/matrox_w1.c
+++ b/drivers/w1/masters/matrox_w1.c
@@ -47,7 +47,6 @@ struct matrox_device {
 
 	unsigned long phys_addr;
 	void __iomem *virt_addr;
-	unsigned long found;
 
 	struct w1_bus_master *bus_master;
 };
@@ -158,8 +157,6 @@ static int matrox_w1_probe(struct pci_dev *pdev, const struct pci_device_id *ent
 
 	pci_set_drvdata(pdev, dev);
 
-	dev->found = 1;
-
 	dev_info(&pdev->dev, "Matrox G400 GPIO transport layer for 1-wire.\n");
 
 	return 0;
@@ -176,10 +173,9 @@ static void matrox_w1_remove(struct pci_dev *pdev)
 {
 	struct matrox_device *dev = pci_get_drvdata(pdev);
 
-	if (dev->found) {
-		w1_remove_master_device(dev->bus_master);
-		iounmap(dev->virt_addr);
-	}
+	w1_remove_master_device(dev->bus_master);
+	iounmap(dev->virt_addr);
+
 	kfree(dev);
 }
 
-- 
2.50.1