@@ -15,7 +15,7 @@
*/
struct device_node *pseries_of_derive_parent(const char *path)
{
- struct device_node *parent = NULL;
+ struct device_node *parent;
char *parent_path = "/";
size_t parent_path_len = strrchr(path, '/') - path + 1;
@@ -30,9 +30,7 @@ struct device_node *pseries_of_derive_parent(const char *path)
strlcpy(parent_path, path, parent_path_len);
}
parent = of_find_node_by_path(parent_path);
- if (!parent)
- return ERR_PTR(-EINVAL);
if (strcmp(parent_path, "/"))
kfree(parent_path);
- return parent;
+ return parent ? parent : ERR_PTR(-EINVAL);
}
In case we have a full node name like /foo/bar and /foo is not found the parent_path left unfreed. So, free a memory before return to a caller. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- arch/powerpc/platforms/pseries/of_helpers.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)