3 files changed, 4 insertions, 8 deletions
diff --git a/sound/synth/emux/emux.c b/sound/synth/emux/emux.c
index 9312cd8a6fdd..b9981e8c0027 100644
--- a/sound/synth/emux/emux.c
+++ b/sound/synth/emux/emux.c
@@ -47,7 +47,7 @@ int snd_emux_new(struct snd_emux **remu)
 	mutex_init(&emu->register_mutex);
 
 	emu->client = -1;
-#ifdef CONFIG_SND_SEQUENCER_OSS
+#if IS_ENABLED(CONFIG_SND_SEQUENCER_OSS)
 	emu->oss_synth = NULL;
 #endif
 	emu->max_voices = 0;
@@ -123,7 +123,7 @@ int snd_emux_register(struct snd_emux *emu, struct snd_card *card, int index, ch
 	snd_emux_init_voices(emu);
 
 	snd_emux_init_seq(emu, card, index);
-#ifdef CONFIG_SND_SEQUENCER_OSS
+#if IS_ENABLED(CONFIG_SND_SEQUENCER_OSS)
 	snd_emux_init_seq_oss(emu);
 #endif
 	snd_emux_init_virmidi(emu, card);
@@ -150,7 +150,7 @@ int snd_emux_free(struct snd_emux *emu)
 
 	snd_emux_proc_free(emu);
 	snd_emux_delete_virmidi(emu);
-#ifdef CONFIG_SND_SEQUENCER_OSS
+#if IS_ENABLED(CONFIG_SND_SEQUENCER_OSS)
 	snd_emux_detach_seq_oss(emu);
 #endif
 	snd_emux_detach_seq(emu);
diff --git a/sound/synth/emux/emux_effect.c b/sound/synth/emux/emux_effect.c
index a447218b6160..9ac0bf531b4b 100644
--- a/sound/synth/emux/emux_effect.c
+++ b/sound/synth/emux/emux_effect.c
@@ -150,7 +150,7 @@ effect_get_offset(struct snd_midi_channel *chan, int lo, int hi, int mode)
 	return addr;
 }
 
-#ifdef CONFIG_SND_SEQUENCER_OSS
+#if IS_ENABLED(CONFIG_SND_SEQUENCER_OSS)
 /* change effects - for OSS sequencer compatibility */
 void
 snd_emux_send_effect_oss(struct snd_emux_port *port,
diff --git a/sound/synth/emux/emux_oss.c b/sound/synth/emux/emux_oss.c
index 850fab4a8f3b..de19e108974a 100644
--- a/sound/synth/emux/emux_oss.c
+++ b/sound/synth/emux/emux_oss.c
@@ -23,8 +23,6 @@
  */
 
 
-#ifdef CONFIG_SND_SEQUENCER_OSS
-
 #include <linux/export.h>
 #include <linux/uaccess.h>
 #include <sound/core.h>
@@ -505,5 +503,3 @@ fake_event(struct snd_emux *emu, struct snd_emux_port *port, int ch, int param,
 	ev.data.control.value = val;
 	snd_emux_event_input(&ev, 0, port, atomic, hop);
 }
-
-#endif /* CONFIG_SND_SEQUENCER_OSS */