From 41c8d0adf3c4df1867d98cee4a2c4531352a33ad Mon Sep 17 00:00:00 2001
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Tue, 12 Mar 2019 16:44:28 +0200
Subject: [PATCH] auxdisplay: hd44780: Fix memory leak on ->remove()
Git-commit: 41c8d0adf3c4df1867d98cee4a2c4531352a33ad
Patch-mainline: v5.1-rc2
References: bsc#1051510
We have to free on ->remove() the allocated resources on ->probe().
Fixes: d47d88361fee ("auxdisplay: Add HD44780 Character LCD support")
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/auxdisplay/hd44780.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/auxdisplay/hd44780.c b/drivers/auxdisplay/hd44780.c
index 9ad93ea42fdc..3cde351fb5c9 100644
--- a/drivers/auxdisplay/hd44780.c
+++ b/drivers/auxdisplay/hd44780.c
@@ -280,6 +280,8 @@ static int hd44780_remove(struct platform_device *pdev)
struct charlcd *lcd = platform_get_drvdata(pdev);
charlcd_unregister(lcd);
+
+ kfree(lcd);
return 0;
}
--
2.16.4