From f9ed89e17ee7d1f5f25615bb0080b9a3ff1bb5f0 Mon Sep 17 00:00:00 2001 From: Fengguang Wu <fengguang.wu@intel.com> Date: Wed, 20 Jan 2016 15:01:19 -0800 Subject: [PATCH] iio: core: fix ptr_ret.cocci warnings drivers/iio/industrialio-sw-trigger.c:169:1-3: 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 Signed-off-by: Fengguang Wu <fengguang.wu@intel.com> Cc: Joel Becker <jlbec@evilplan.org> Cc: Lars-Peter Clausen <lars@metafoo.de> Cc: Christoph Hellwig <hch@lst.de> Cc: Hartmut Knaack <knaack.h@gmx.de> Cc: Octavian Purdila <octavian.purdila@intel.com> Cc: Paul Bolle <pebolle@tiscali.nl> Cc: Adriana Reus <adriana.reus@intel.com> Cc: Daniel Baluta <daniel.baluta@intel.com> Cc: Cristina Opriceana <cristina.opriceana@gmail.com> Cc: Peter Meerwald <pmeerw@pmeerw.net> Cc: Alexander Viro <viro@zeniv.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> --- drivers/iio/industrialio-sw-trigger.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/iio/industrialio-sw-trigger.c b/drivers/iio/industrialio-sw-trigger.c index 311f9fe5aa34..8d24fb159cc9 100644 --- a/drivers/iio/industrialio-sw-trigger.c +++ b/drivers/iio/industrialio-sw-trigger.c @@ -167,9 +167,7 @@ static int __init iio_sw_trigger_init(void) configfs_register_default_group(&iio_configfs_subsys.su_group, "triggers", &iio_triggers_group_type); - if (IS_ERR(iio_triggers_group)) - return PTR_ERR(iio_triggers_group); - return 0; + return PTR_ERR_OR_ZERO(iio_triggers_group); } module_init(iio_sw_trigger_init);