3 files changed, 4 insertions, 4 deletions
diff --git a/sys/dev/sound/isa/ad1816.c b/sys/dev/sound/isa/ad1816.c
index ba8059f..7871240 100644
--- a/sys/dev/sound/isa/ad1816.c
+++ b/sys/dev/sound/isa/ad1816.c
@@ -53,7 +53,7 @@ struct ad1816_info {
 	int drq2_rid;
 	void *ih;
 	bus_dma_tag_t parent_dmat;
-	void *lock;
+	struct mtx *lock;
 
 	unsigned int bufsize;
 	struct ad1816_chinfo pch, rch;
@@ -372,7 +372,7 @@ ad1816chan_setformat(kobj_t obj, void *data, u_int32_t format)
     	return format;
 #else
     	return 0;
-#endif    	
+#endif
 }
 
 static int
diff --git a/sys/dev/sound/isa/mss.c b/sys/dev/sound/isa/mss.c
index d946b38..01d9bee 100644
--- a/sys/dev/sound/isa/mss.c
+++ b/sys/dev/sound/isa/mss.c
@@ -66,7 +66,7 @@ struct mss_info {
     int		     drq2_rid;
     void 	    *ih;
     bus_dma_tag_t    parent_dmat;
-    void	    *lock;
+    struct mtx	    *lock;
 
     char mss_indexed_regs[MSS_INDEXED_REGS];
     char opl_indexed_regs[OPL_INDEXED_REGS];
diff --git a/sys/dev/sound/isa/sbc.c b/sys/dev/sound/isa/sbc.c
index 5a7ec48..d57ed7e 100644
--- a/sys/dev/sound/isa/sbc.c
+++ b/sys/dev/sound/isa/sbc.c
@@ -64,7 +64,7 @@ struct sbc_softc {
 
 	void *ih[IRQ_MAX];
 
-	void *lock;
+	struct mtx *lock;
 
 	u_int32_t bd_ver;
 };