[PATCH v1 4/8] software node: Deduplicate code in fwnode_create_software_node()

From: Andy Shevchenko
Date: Sat Mar 27 2021 - 18:21:23 EST


Deduplicate conditional and assignment in fwnode_create_software_node(),
i.e. parent is checked in two out of three cases and parent software node
is assigned by to_swnode() call.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/base/swnode.c | 17 ++++++++---------
1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c
index d7fe1a887d2d..22f81688af2c 100644
--- a/drivers/base/swnode.c
+++ b/drivers/base/swnode.c
@@ -1100,15 +1100,14 @@ fwnode_create_software_node(const struct property_entry *properties,
{
struct fwnode_handle *fwnode;
struct software_node *node;
- struct swnode *p = NULL;
-
- if (parent) {
- if (IS_ERR(parent))
- return ERR_CAST(parent);
- if (!is_software_node(parent))
- return ERR_PTR(-EINVAL);
- p = to_swnode(parent);
- }
+ struct swnode *p;
+
+ if (IS_ERR(parent))
+ return ERR_CAST(parent);
+
+ p = to_swnode(parent);
+ if (parent && !p)
+ return ERR_PTR(-EINVAL);

node = software_node_alloc(properties);
if (IS_ERR(node))
--
2.30.2