From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Date: Tue, 03 Feb 2015 08:33:53 +0000 Subject: [PATCH 1/2] sata_mv: Delete unnecessary checks before the function call "phy_power_off" Message-Id: <54D087F1.8090502@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.so urceforge.net> <54D08732.4050601@users.sourceforge.net> In-Reply-To: <54D08732.4050601@users.sourceforge.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Tejun Heo , linux-ide@vger.kernel.org Cc: LKML , kernel-janitors@vger.kernel.org, Julia Lawall From: Markus Elfring Date: Mon, 2 Feb 2015 22:55:53 +0100 The phy_power_off() 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/ata/sata_mv.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index f9a0e34..f8c33e3 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -4185,8 +4185,7 @@ err: clk_disable_unprepare(hpriv->port_clks[port]); clk_put(hpriv->port_clks[port]); } - if (hpriv->port_phys[port]) - phy_power_off(hpriv->port_phys[port]); + phy_power_off(hpriv->port_phys[port]); } return rc; @@ -4216,8 +4215,7 @@ static int mv_platform_remove(struct platform_device *pdev) clk_disable_unprepare(hpriv->port_clks[port]); clk_put(hpriv->port_clks[port]); } - if (hpriv->port_phys[port]) - phy_power_off(hpriv->port_phys[port]); + phy_power_off(hpriv->port_phys[port]); } return 0; } -- 2.2.2