pata_ali: trim trailing whitespace (fix checkpatch complaints)

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/ata/pata_ali.c b/drivers/ata/pata_ali.c
index 62aa2f9..8caf9af 100644
--- a/drivers/ata/pata_ali.c
+++ b/drivers/ata/pata_ali.c
@@ -291,7 +291,7 @@
  *
  *	Called to decide whether commands should be sent by DMA or PIO
  */
- 
+
 static int ali_check_atapi_dma(struct ata_queued_cmd *qc)
 {
 	/* If its not a media command, its not worth it */