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staging: gasket: fix class create bug handling

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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>
This commit is contained in:
Todd Poynor
2018-07-19 20:49:04 -07:00
committed by Alex Van Damme
parent aca27c50a9
commit 48ad480759
1 changed files with 1 additions and 1 deletions
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2
gasket_core.c
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@@ -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);