From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Date: Fri, 06 Nov 2015 09:43:46 +0000 Subject: [PATCH] SRAM: Delete an unnecessary check before the function call "of_node_put" Message-Id: <563C7652.6080609@users.sourceforge.net> List-Id: References: <5307CAA2.8060406@users.sourceforge.net> <530A086E.8010901@users.sourceforge.net> <530A72AA.3000601@users.sourceforge.net> <530B5FB6.6010207@users.sourceforge.net> <530C5E18.1020800@users.sourceforge.net> <530CD2C4.4050903@users.sourceforge.net> <530CF8FF.8080600@users.sourceforge.net> <530DD06F.4090703@users.sourceforge.net> <5317A59D.4@users.sourceforge.net> In-Reply-To: <5317A59D.4@users.sourceforge.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-kernel@vger.kernel.org, Arnd Bergmann , Greg Kroah-Hartman Cc: kernel-janitors@vger.kernel.org, Julia Lawall From: Markus Elfring Date: Fri, 6 Nov 2015 10:36:49 +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 --- drivers/misc/sram.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/misc/sram.c b/drivers/misc/sram.c index 736dae7..34287f7 100644 --- a/drivers/misc/sram.c +++ b/drivers/misc/sram.c @@ -326,9 +326,7 @@ static int sram_reserve_regions(struct sram_dev *sram, struct resource *res) } err_chunks: - if (child) - of_node_put(child); - + of_node_put(child); kfree(rblocks); return ret; -- 2.6.2