[AGPGART] Lots of CodingStyle/whitespace cleanups.

Eliminate trailing whitespace.
s/if(/if (/
s/for(/for (/

Signed-off-by: Dave Jones <davej@redhat.com>
diff --git a/drivers/char/agp/frontend.c b/drivers/char/agp/frontend.c
index 97eeb23..ffcf15c 100644
--- a/drivers/char/agp/frontend.c
+++ b/drivers/char/agp/frontend.c
@@ -781,7 +781,7 @@
 	if (agp_fe.current_controller != NULL)
 		return -EBUSY;
 
-	if(!agp_bridge)
+	if (!agp_bridge)
 		return -ENODEV;
 
         if (atomic_read(&agp_bridge->agp_in_use))