| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.13 268/300] auxdisplay: hd44780: Fix oops on module unloading | Date | Mon, 13 Sep 2021 15:15:29 +0200 |
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From: Lars Poeschel <poeschel@lemonage.de>
commit 333ff32d54cdefc2e479892e7f15ac91e026b57d upstream.
Fixes: 718e05ed92ec ("auxdisplay: Introduce hd44780_common.[ch]") Cc: stable@vger.kernel.org Link: https://lore.kernel.org/lkml/CAHp75VfKyqy+vM0XkP9Yb+znGOTVT4zYCRY3A3nQ7C3WNUVN0g@mail.gmail.com/ Reported-By: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Lars Poeschel <poeschel@lemonage.de> Tested-by: Andy Shevchenko <andy.shevchenko@gmail.com> [added Link, Fixes, Cc stable tags, edited message] Signed-off-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- 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;
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