The snd_pcm_suspend() 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>
        snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
 
        for (i = 0; i < PCM_COUNT; ++i)
-               if (chip->streams[i])
-                       snd_pcm_suspend(chip->streams[i]);
+               snd_pcm_suspend(chip->streams[i]);
 
        if (chip->model.suspend)
                chip->model.suspend(chip);