[PATCH] kfree cleanup: drivers/isdn

This is the drivers/isdn/ part of the big kfree cleanup patch.

Remove pointless checks for NULL prior to calling kfree() in drivers/isdn/.

Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Acked-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/isdn/hisax/icc.c b/drivers/isdn/hisax/icc.c
index b4ca585..c615752 100644
--- a/drivers/isdn/hisax/icc.c
+++ b/drivers/isdn/hisax/icc.c
@@ -571,14 +571,10 @@
 
 static void
 DC_Close_icc(struct IsdnCardState *cs) {
-	if (cs->dc.icc.mon_rx) {
-		kfree(cs->dc.icc.mon_rx);
-		cs->dc.icc.mon_rx = NULL;
-	}
-	if (cs->dc.icc.mon_tx) {
-		kfree(cs->dc.icc.mon_tx);
-		cs->dc.icc.mon_tx = NULL;
-	}
+	kfree(cs->dc.icc.mon_rx);
+	cs->dc.icc.mon_rx = NULL;
+	kfree(cs->dc.icc.mon_tx);
+	cs->dc.icc.mon_tx = NULL;
 }
 
 static void