[PATCH] wavfront.c needs syscalls.h

sound/oss/wavfront.c: In function `wavefront_download_firmware':
sound/oss/wavfront.c:2524: warning: implicit declaration of function `sys_open'
sound/oss/wavfront.c:2533: warning: implicit declaration of function `sys_read'
sound/oss/wavfront.c:2582: warning: implicit declaration of function `sys_close

sound/oss/wavfront.c

@@ -75,6 +75,7 @@
 #include <linux/smp_lock.h>
 #include <linux/ptrace.h>
 #include <linux/fcntl.h>
+#include <linux/syscalls.h>
 #include <linux/ioport.h>    
 #include <linux/spinlock.h>
 #include <linux/interrupt.h>