From: kbuild test robot <lkp@xxxxxxxxx>
drivers/base/power/wakeup_stats.c:143:1-3: WARNING: PTR_ERR_OR_ZERO can be used
Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR
Generated by: scripts/coccinelle/api/ptr_ret.cocci
Fixes: 0b050f7fb8a1 ("PM / wakeup: show wakeup sources stats in sysfs")
CC: Tri Vo <trong@xxxxxxxxxxx>
Signed-off-by: kbuild test robot <lkp@xxxxxxxxx>
---
tree: https://kernel.googlesource.com/pub/scm/linux/kernel/git/rafael/linux-pm.git bleeding-edge
head: 14b99dcec44e7bca9f01e042002f57e9f0dda133
commit: 0b050f7fb8a1e45c72ca945bac2821a59d4a0101 [21/23] PM / wakeup: show wakeup sources stats in sysfs
wakeup_stats.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
--- a/drivers/base/power/wakeup_stats.c
+++ b/drivers/base/power/wakeup_stats.c
@@ -140,10 +140,7 @@ EXPORT_SYMBOL_GPL(wakeup_source_sysfs_re
static int __init wakeup_sources_sysfs_init(void)
{
wakeup_class = class_create(THIS_MODULE, "wakeup");
- if (IS_ERR(wakeup_class))
- return PTR_ERR(wakeup_class);
-
- return 0;
+ return PTR_ERR_OR_ZERO(wakeup_class);
}
postcore_initcall(wakeup_sources_sysfs_init);
