[PATCH v1 1/4] auxdisplay: hd44780: Fix memory leak on ->remove()

From: Andy Shevchenko
Date: Tue Mar 12 2019 - 09:18:39 EST


We have to free on ->remove() the allocated resources on ->probe().

Fixes: d47d88361fee ("auxdisplay: Add HD44780 Character LCD support")
Cc: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
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;
}

--
2.20.1