From ae27b2f9f76afc7bf77ef6001ba47fad43a9fce3 Mon Sep 17 00:00:00 2001
From: Todd Poynor <toddpoynor@google.com>
Date: Thu, 19 Jul 2018 20:49:04 -0700
Subject: [PATCH] staging: gasket: fix class create bug handling
class_create() never returns NULL, and this driver should never return
PTR_ERR(NULL) anyway.
Reported-by: Dmitry Torokhov <dtor@chromium.org>
Signed-off-by: Zhongze Hu <frankhu@chromium.org>
Signed-off-by: Todd Poynor <toddpoynor@google.com>
Reviewed-by: Dmitry Torokhov <dtor@chromium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/staging/gasket/gasket_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/gasket/gasket_core.c b/drivers/staging/gasket/gasket_core.c
index 18cc8e3283b39..53236e1ba4e48 100644
--- a/drivers/staging/gasket/gasket_core.c
+++ b/drivers/staging/gasket/gasket_core.c
@@ -321,7 +321,7 @@ int gasket_register_device(const struct gasket_driver_desc *driver_desc)
internal->class =
class_create(driver_desc->module, driver_desc->name);
- if (IS_ERR_OR_NULL(internal->class)) {
+ if (IS_ERR(internal->class)) {
gasket_nodev_error("Cannot register %s class [ret=%ld]",
driver_desc->name, PTR_ERR(internal->class));
ret = PTR_ERR(internal->class);
--
2.30.2