From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Date: Tue, 03 Feb 2015 14:10:20 +0000 Subject: [PATCH] [media] sp2: Delete an unnecessary check before the function call "kfree" Message-Id: <54D0D6CC.1050708@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 , Olli Salonen , linux-media@vger.kernel.org Cc: LKML , kernel-janitors@vger.kernel.org, Julia Lawall From: Markus Elfring Date: Tue, 3 Feb 2015 15:05:26 +0100 The kfree() 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/dvb-frontends/sp2.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/media/dvb-frontends/sp2.c b/drivers/media/dvb-frontends/sp2.c index cc1ef96..8fd4276 100644 --- a/drivers/media/dvb-frontends/sp2.c +++ b/drivers/media/dvb-frontends/sp2.c @@ -413,11 +413,8 @@ static int sp2_remove(struct i2c_client *client) struct sp2 *s = i2c_get_clientdata(client); dev_dbg(&client->dev, "\n"); - sp2_exit(client); - if (s != NULL) - kfree(s); - + kfree(s); return 0; } -- 2.2.2