From: Markus Elfring <[email protected]>
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 <[email protected]>
---
 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;
-- 
2.2.1

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