diff options
| author | Markus Elfring <elfring@users.sourceforge.net> | 2015-01-03 22:55:54 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2015-01-04 15:13:45 +0100 |
| commit | ff6defa6a8fae12205d64f55db395b1fcf35af8e (patch) | |
| tree | a08b5c63a0c7e21f955e254178dc53ea0d7b6e3f /sound/drivers | |
| parent | ALSA: sb: Delete an unnecessary check before the function call "snd_emux_free" (diff) | |
| download | linux-ff6defa6a8fae12205d64f55db395b1fcf35af8e.tar.xz linux-ff6defa6a8fae12205d64f55db395b1fcf35af8e.zip | |
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>
Diffstat (limited to 'sound/drivers')
| -rw-r--r-- | sound/drivers/ml403-ac97cr.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/sound/drivers/ml403-ac97cr.c b/sound/drivers/ml403-ac97cr.c index ec01de1cb23b..bdcb5721393b 100644 --- a/sound/drivers/ml403-ac97cr.c +++ b/sound/drivers/ml403-ac97cr.c @@ -1094,8 +1094,7 @@ static int snd_ml403_ac97cr_free(struct snd_ml403_ac97cr *ml403_ac97cr) if (ml403_ac97cr->capture_irq >= 0) free_irq(ml403_ac97cr->capture_irq, ml403_ac97cr); /* give back "port" */ - if (ml403_ac97cr->port != NULL) - iounmap(ml403_ac97cr->port); + iounmap(ml403_ac97cr->port); kfree(ml403_ac97cr); PDEBUG(INIT_INFO, "free(): (done)\n"); return 0; |