ALSA: emux: Fix mutex deadlock at unloading

[mirror_ubuntu-zesty-kernel.git] / sound / synth / emux / emux_seq.c

diff --git a/sound/synth/emux/emux_seq.c b/sound/synth/emux/emux_seq.c
index 7778b8e19782e24a3ca56a5aa5dff9e00bf33e4d..188fda0effb0b654fab7a05a60d534fcc7b81141 100644 (file)
--- a/sound/synth/emux/emux_seq.c
+++ b/sound/synth/emux/emux_seq.c
@@ -124,12 +124,10 @@ snd_emux_detach_seq(struct snd_emux *emu)
        if (emu->voices)
                snd_emux_terminate_all(emu);
                
-       mutex_lock(&emu->register_mutex);
        if (emu->client >= 0) {
                snd_seq_delete_kernel_client(emu->client);
                emu->client = -1;
        }
-       mutex_unlock(&emu->register_mutex);
 }