[PATCH 5.14 299/334] auxdisplay: hd44780: Fix oops on module unloading

[Greg Kroah-Hartman]

From: Lars Poeschel <poeschel@xxxxxxxxxxx>

commit 333ff32d54cdefc2e479892e7f15ac91e026b57d upstream.

Fixes: 718e05ed92ec ("auxdisplay: Introduce hd44780_common.[ch]")
Cc: stable@xxxxxxxxxxxxxxx
Link: https://lore.kernel.org/lkml/CAHp75VfKyqy+vM0XkP9Yb+znGOTVT4zYCRY3A3nQ7C3WNUVN0g@xxxxxxxxxxxxxx/
Reported-By: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
Signed-off-by: Lars Poeschel <poeschel@xxxxxxxxxxx>
Tested-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
[added Link, Fixes, Cc stable tags, edited message]
Signed-off-by: Miguel Ojeda <ojeda@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/auxdisplay/hd44780.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/auxdisplay/hd44780.c
+++ b/drivers/auxdisplay/hd44780.c
@@ -323,8 +323,8 @@ static int hd44780_remove(struct platfor
 {
 	struct charlcd *lcd = platform_get_drvdata(pdev);
 
-	kfree(lcd->drvdata);
 	charlcd_unregister(lcd);
+	kfree(lcd->drvdata);
 
 	kfree(lcd);
 	return 0;