[ALSA] sparse address space annotations

ALSA Core,RawMidi Midlevel,ALSA<-OSS emulation,ALSA sequencer
RME32 driver,RME96 driver,EMU10K1/EMU10K2 driver,NM256 driver
Add sparse annotations where we do strange this with __iomem/__user
pointers.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c
index edba411..d705ec7 100644
--- a/sound/core/rawmidi.c
+++ b/sound/core/rawmidi.c
@@ -984,7 +984,9 @@
 			spin_lock_irq(&runtime->lock);
 		}
 		spin_unlock_irq(&runtime->lock);
-		count1 = snd_rawmidi_kernel_read1(substream, (unsigned char *)buf, count, 0);
+		count1 = snd_rawmidi_kernel_read1(substream,
+						  (unsigned char __force *)buf,
+						  count, 0);
 		if (count1 < 0)
 			return result > 0 ? result : count1;
 		result += count1;
@@ -1213,7 +1215,9 @@
 			spin_lock_irq(&runtime->lock);
 		}
 		spin_unlock_irq(&runtime->lock);
-		count1 = snd_rawmidi_kernel_write1(substream, (unsigned char *)buf, count, 0);
+		count1 = snd_rawmidi_kernel_write1(substream,
+						   (unsigned char __force *)buf,
+						   count, 0);
 		if (count1 < 0)
 			return result > 0 ? result : count1;
 		result += count1;