From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Date: Thu, 20 Nov 2014 10:20:29 +0000 Subject: [PATCH 1/1] [media] i2c: Deletion of an unnecessary check before the function call "rc_unregister_de Message-Id: <546DC06D.5020706@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: Mauro Carvalho Chehab , linux-media@vger.kernel.org Cc: LKML , kernel-janitors@vger.kernel.org, Julia Lawall From: Markus Elfring Date: Thu, 20 Nov 2014 11:13:16 +0100 The rc_unregister_device() 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/media/i2c/ir-kbd-i2c.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/media/i2c/ir-kbd-i2c.c b/drivers/media/i2c/ir-kbd-i2c.c index 8311f1a..175a761 100644 --- a/drivers/media/i2c/ir-kbd-i2c.c +++ b/drivers/media/i2c/ir-kbd-i2c.c @@ -464,8 +464,7 @@ static int ir_remove(struct i2c_client *client) cancel_delayed_work_sync(&ir->work); /* unregister device */ - if (ir->rc) - rc_unregister_device(ir->rc); + rc_unregister_device(ir->rc); /* free memory */ return 0; -- 2.1.3