linux-kernel - [PATCH] eeprom: idt_89hpesx: Discard memory freeing allocated by devm

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Message-Id: <1485435636-10431-1-git-send-email-fancer.lancer@gmail.com>
Date:   Thu, 26 Jan 2017 16:00:36 +0300
From:   Serge Semin <fancer.lancer@...il.com>
To:     gregkh@...uxfoundation.org, julia.lawall@...6.fr
Cc:     Sergey.Semin@...latforms.ru, linux-kernel@...r.kernel.org,
        Serge Semin <fancer.lancer@...il.com>
Subject: [PATCH] eeprom: idt_89hpesx: Discard memory freeing allocated by devm_kmalloc

Indeed, the data structure is allocated by device resource manager,
so the driver doesn't need to free anything on remove() callback.

Reported-by: Julia Lawall <julia.lawall@...6.fr>
Signed-off-by: Serge Semin <fancer.lancer@...il.com>
---
 drivers/misc/eeprom/idt_89hpesx.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/misc/eeprom/idt_89hpesx.c b/drivers/misc/eeprom/idt_89hpesx.c
index 25d47d0..f73fd04 100644
--- a/drivers/misc/eeprom/idt_89hpesx.c
+++ b/drivers/misc/eeprom/idt_89hpesx.c
@@ -1227,9 +1227,6 @@ static void idt_free_pdev(struct idt_89hpesx_dev *pdev)
 {
 	/* Clear driver data from device private field */
 	i2c_set_clientdata(pdev->client, NULL);
-
-	/* Just free memory allocated for data */
-	devm_kfree(&pdev->client->dev, pdev);
 }
 
 /*
-- 
2.6.6