From mboxrd@z Thu Jan 1 00:00:00 1970 From: elfring@users.sourceforge.net (SF Markus Elfring) Date: Mon, 17 Nov 2014 13:12:15 +0100 Subject: [Cocci] [PATCH 1/1] ALSA: hdsp: Deletion of an unnecessary check before the function call "release_firmware" In-Reply-To: <5317A59D.4@users.sourceforge.net> 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> Message-ID: <5469E61F.6000002@users.sourceforge.net> To: cocci@systeme.lip6.fr List-Id: cocci@systeme.lip6.fr From: Markus Elfring Date: Mon, 17 Nov 2014 13:04:14 +0100 The release_firmware() function tests whether its argument is NULL and then return immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring --- sound/pci/rme9652/hdsp.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c index 7646ba1..0ae568d 100644 --- a/sound/pci/rme9652/hdsp.c +++ b/sound/pci/rme9652/hdsp.c @@ -5368,8 +5368,7 @@ static int snd_hdsp_free(struct hdsp *hdsp) snd_hdsp_free_buffers(hdsp); - if (hdsp->firmware) - release_firmware(hdsp->firmware); + release_firmware(hdsp->firmware); vfree(hdsp->fw_uploaded); if (hdsp->iobase) -- 2.1.3