sound: sys_timer: indent poll_def_tmr() correctly

The indenting here was really whacky and not consistent from one line to
the next.  I also reverse the "if (opened)" and "if (tmr_running)" tests
so that I could remove two indent levels.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/oss/sys_timer.c

@@ -50,29 +50,24 @@ tmr2ticks(int tmr_value)
 static void
 poll_def_tmr(unsigned long dummy)
 {
-
-	if (opened)
-	  {
-
-		  {
+	if (!opened)
+		return;
 	def_tmr.expires = (1) + jiffies;
 	add_timer(&def_tmr);
-		  }
 
-		  if (tmr_running)
-		    {
+	if (!tmr_running)
+		return;
+
 	spin_lock(&lock);
 	tmr_ctr++;
 	curr_ticks = ticks_offs + tmr2ticks(tmr_ctr);
 
-			    if (curr_ticks >= next_event_time)
-			      {
+	if (curr_ticks >= next_event_time) {
 		next_event_time = (unsigned long) -1;
 		sequencer_timer(0);
 	}
+
 	spin_unlock(&lock);
-		    }
-	  }
 }
 
 static void