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| 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/pci/bt87x.c | |
| 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/pci/bt87x.c')
| -rw-r--r-- | sound/pci/bt87x.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/sound/pci/bt87x.c b/sound/pci/bt87x.c index 058b9973c09c..e82ceacbe64f 100644 --- a/sound/pci/bt87x.c +++ b/sound/pci/bt87x.c @@ -690,8 +690,7 @@ static int snd_bt87x_free(struct snd_bt87x *chip) snd_bt87x_stop(chip); if (chip->irq >= 0) free_irq(chip->irq, chip); - if (chip->mmio) - iounmap(chip->mmio); + iounmap(chip->mmio); pci_release_regions(chip->pci); pci_disable_device(chip->pci); kfree(chip); |