From 51c100a651a471fcb8ead1ecc1224471eb0d61b9 Mon Sep 17 00:00:00 2001 From: Sakari Ailus Date: Thu, 3 Oct 2019 15:32:08 +0300 Subject: software node: Get reference to parent swnode in get_parent op The software_node_get_parent() returned a pointer to the parent swnode, but did not take a reference to it, leading the caller to put a reference that was not taken. Take that reference now. Fixes: 59abd83672f7 ("drivers: base: Introducing software nodes to the firmware node framework") Signed-off-by: Sakari Ailus Reviewed-by: Heikki Krogerus Reviewed-by: Andy Shevchenko Signed-off-by: Rafael J. Wysocki --- drivers/base/swnode.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers/base/swnode.c') diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c index a1f3f0994f9f..d5b4905e2adb 100644 --- a/drivers/base/swnode.c +++ b/drivers/base/swnode.c @@ -520,7 +520,10 @@ software_node_get_parent(const struct fwnode_handle *fwnode) { struct swnode *swnode = to_swnode(fwnode); - return swnode ? (swnode->parent ? &swnode->parent->fwnode : NULL) : NULL; + if (!swnode || !swnode->parent) + return NULL; + + return fwnode_handle_get(&swnode->parent->fwnode); } static struct fwnode_handle * -- cgit v1.2.3