[PATCH 1/1] of-unittest: Deletion of an unnecessary check before the function call "of_node_put"

SF Markus Elfring
2014-12-02T13:00:51Z

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Tue, 2 Dec 2014 13:54:00 +0100

The of_node_put() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/of/unittest.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
index cc0c5ec..06ebe9d 100644
--- a/drivers/of/unittest.c
+++ b/drivers/of/unittest.c
@@ -486,8 +486,7 @@ static void __init of_selftest_changeset(void)
/* Make sure node names are constructed correctly */
selftest((np = of_find_node_by_path("/testcase-data/changeset/n2/n21")),
"'%s' not added\n", n21->full_name);
- if (np)
- of_node_put(np);
+ of_node_put(np);

mutex_lock(&of_mutex);
selftest(!of_changeset_revert(&chgset), "revert failed\n");
--
2.1.3