From: Markus Elfring elfring@users.sourceforge.net Date: Sat, 3 Jan 2015 21:02:32 +0100
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 --- sound/isa/sb/emu8000_synth.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/sound/isa/sb/emu8000_synth.c b/sound/isa/sb/emu8000_synth.c index 95b39be..72332df 100644 --- a/sound/isa/sb/emu8000_synth.c +++ b/sound/isa/sb/emu8000_synth.c @@ -103,8 +103,7 @@ static int snd_emu8000_delete_device(struct snd_seq_device *dev) hw = dev->driver_data; if (hw->pcm) snd_device_free(dev->card, hw->pcm); - if (hw->emu) - snd_emux_free(hw->emu); + snd_emux_free(hw->emu); snd_util_memhdr_free(hw->memhdr); hw->emu = NULL; hw->memhdr = NULL;