ALSA: Deletion of checks before the function call "iounmap"

The iounmap() function performs also input parameter validation.
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/isa/msnd/msnd_pinnacle.c b/sound/isa/msnd/msnd_pinnacle.c
index 65b36825d194..4c072666115d 100644
--- a/sound/isa/msnd/msnd_pinnacle.c
+++ b/sound/isa/msnd/msnd_pinnacle.c
@@ -627,8 +627,7 @@ static int snd_msnd_attach(struct snd_card *card)
         return 0;
 
 err_release_region:
-        if (chip->mappedbase)
-                iounmap(chip->mappedbase);
+        iounmap(chip->mappedbase);
         release_mem_region(chip->base, BUFFSIZE);
         release_region(chip->io, DSP_NUMIO);
         free_irq(chip->irq, chip);