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ALSA: sb: Delete an unnecessary check before the function call "snd_emux_free"
The snd_emux_free() 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>
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@ -103,8 +103,7 @@ static int snd_emu8000_delete_device(struct snd_seq_device *dev)
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hw = dev->driver_data;
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if (hw->pcm)
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snd_device_free(dev->card, hw->pcm);
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if (hw->emu)
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snd_emux_free(hw->emu);
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snd_emux_free(hw->emu);
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snd_util_memhdr_free(hw->memhdr);
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hw->emu = NULL;
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hw->memhdr = NULL;
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