Commit 430af8ad authored Feb 13, 2014 by Fengguang Wu Committed by Tejun Heo Feb 13, 2014

cgroup: fix coccinelle warnings



kernel/cgroup.c:2256:1-3: WARNING: PTR_RET can be used

 Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: coccinelle/api/ptr_ret.cocci

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

parent d6250ee2

kernel/cgroup.c

+1 −3

Original line number	Diff line number	Diff line
		@@ -2171,9 +2171,7 @@ static int cgroup_add_file(struct cgroup cgrp, struct cftype cft)
		kn = __kernfs_create_file(cgrp->kn, cgroup_file_name(cgrp, cft, name),
		cgroup_file_mode(cft), 0, cft->kf_ops, cft,
		NULL, false, key);
		if (IS_ERR(kn))
		return PTR_ERR(kn);
		return 0;
		return PTR_ERR_OR_ZERO(kn);
		}

		/**