2 files changed, 2 insertions, 2 deletions

diff --git a/drivers/isdn/hisax/hisax.h b/drivers/isdn/hisax/hisax.h
index 3cd8d5ba239b..34733c903df7 100644
--- a/drivers/isdn/hisax/hisax.h
+++ b/drivers/isdn/hisax/hisax.h
@@ -202,7 +202,7 @@ struct Layer1 {
         void *hardware;
         struct BCState *bcs;
         struct PStack **stlistp;
-        long Flags;
+        unsigned long Flags;
         struct FsmInst l1m;
         struct FsmTimer timer;
         void (*l1l2) (struct PStack *, int, void *);
diff --git a/drivers/isdn/hisax/hisax_if.h b/drivers/isdn/hisax/hisax_if.h
index 4898fce2d509..aa7c94037b2b 100644
--- a/drivers/isdn/hisax/hisax_if.h
+++ b/drivers/isdn/hisax/hisax_if.h
@@ -56,7 +56,7 @@ struct hisax_d_if {
         struct IsdnCardState *cs;
         struct hisax_b_if *b_if[2];
         struct sk_buff_head erq;
-        long ph_state;
+        unsigned long ph_state;
 };
 
 int hisax_register(struct hisax_d_if *hisax_if, struct hisax_b_if *b_if[],