ALSA: echoaudio: Deletion of a check before release_and_free_resource()

The release_and_free_resource() 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 <elfring@users.sourceforge.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 1 insertions, 2 deletions

diff --git a/sound/pci/echoaudio/echoaudio.c b/sound/pci/echoaudio/echoaudio.c
index 60e40034b991..21228adaa70c 100644
--- a/sound/pci/echoaudio/echoaudio.c
+++ b/sound/pci/echoaudio/echoaudio.c
@@ -1875,8 +1875,7 @@ static int snd_echo_free(struct echoaudio *chip)
         if (chip->dsp_registers)
                 iounmap(chip->dsp_registers);
 
-        if (chip->iores)
-                release_and_free_resource(chip->iores);
+        release_and_free_resource(chip->iores);
 
 
         pci_disable_device(chip->pci);