[libata] Trim trailing whitespace.

No code changes.

Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c
index 220fcd6..20fc2d0 100644
--- a/drivers/ata/pata_via.c
+++ b/drivers/ata/pata_via.c
@@ -170,7 +170,7 @@
 		ap->cbl = ATA_CBL_PATA40;
 	else
 		ap->cbl = ATA_CBL_PATA_UNK;
-		
+
 
 	return ata_std_prereset(ap);
 }