Messages in this thread Patch in this message | | | From | Sakari Ailus <> | Subject | [PATCH v6 02/12] software node: Get reference to parent swnode in get_parent op | Date | Tue, 10 Sep 2019 11:46:57 +0300 |
| |
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 <sakari.ailus@linux.intel.com> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- drivers/base/swnode.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c index e7b3aa3bd55ad..a7cb41812cfda 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 * -- 2.20.1
| |