[ALSA] Fix invalid schedule_timeout_interruptible()

Fixed the invalid use of schedule_timeout_interruptible() without
checking pending signals.  Simply replaced with schedule_timeout().
Suggestions thanks to Jeff Garzik.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/isa/sscape.c b/sound/isa/sscape.c
index 9ea417b..cbad2a5 100644
--- a/sound/isa/sscape.c
+++ b/sound/isa/sscape.c
@@ -382,7 +382,7 @@
 		unsigned long flags;
 		unsigned char x;
 
-		schedule_timeout_interruptible(1);
+		schedule_timeout(1);
 
 		spin_lock_irqsave(&s->lock, flags);
 		x = inb(HOST_DATA_IO(s->io_base));
@@ -409,7 +409,7 @@
 		unsigned long flags;
 		unsigned char x;
 
-		schedule_timeout_interruptible(1);
+		schedule_timeout(1);
 
 		spin_lock_irqsave(&s->lock, flags);
 		x = inb(HOST_DATA_IO(s->io_base));