ALSA: emux: Delete an unnecessary check before the function call "snd_sf_free"

The snd_sf_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>

1 files changed, 1 insertions, 5 deletions

diff --git a/sound/synth/emux/emux.c b/sound/synth/emux/emux.c
index 93522072bc87..f27a1c85f81b 100644
--- a/sound/synth/emux/emux.c
+++ b/sound/synth/emux/emux.c
@@ -160,12 +160,8 @@ int snd_emux_free(struct snd_emux *emu)
         snd_emux_detach_seq_oss(emu);
 #endif
         snd_emux_detach_seq(emu);
-
         snd_emux_delete_hwdep(emu);
-
-        if (emu->sflist)
-                snd_sf_free(emu->sflist);
-
+        snd_sf_free(emu->sflist);
         kfree(emu->voices);
         kfree(emu->name);
         kfree(emu);