[PATCH 20/32] staging: gasket: fix class create bug handling
From: Todd Poynor
Date: Tue Jul 17 2018 - 17:06:22 EST
From: Todd Poynor <toddpoynor@xxxxxxxxxx>
class_create() never returns NULL, and this driver should never return
PTR_ERR(NULL) anyway.
Reported-by: Dmitry Torokhov <dtor@xxxxxxxxxxxx>
Signed-off-by: Zhongze Hu <frankhu@xxxxxxxxxxxx>
Signed-off-by: Todd Poynor <toddpoynor@xxxxxxxxxx>
Reviewed-by: Dmitry Torokhov <dtor@xxxxxxxxxxxx>
---
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 0a87bc67eac19..b7f34576d4b3f 100644
--- a/drivers/staging/gasket/gasket_core.c
+++ b/drivers/staging/gasket/gasket_core.c
@@ -322,7 +322,7 @@ 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);
--
2.18.0.203.gfac676dfb9-goog