diff -ru RT2500-Linux-STA-1.4.3.0.orig/STA/Module/rtmp.h RT2500-Linux-STA-1.4.3.0/STA/Module/rtmp.h
--- RT2500-Linux-STA-1.4.3.0.orig/STA/Module/rtmp.h	2004-09-15 05:46:42.000000000 +0200
+++ RT2500-Linux-STA-1.4.3.0/STA/Module/rtmp.h	2004-09-26 22:01:31.917540888 +0200
@@ -125,12 +125,12 @@
 
 #define NdisReleaseSpinLock(lock)       \
 {                                       \
-    spin_unlock_irqrestore(lock, IrqFlags); \
+    spin_unlock_bh(lock); \
 }
 
 #define NdisAcquireSpinLock(lock)       \
 {                                       \
-    spin_lock_irqsave(lock, IrqFlags);  \
+    spin_lock_bh(lock);  \
 }
 
 #define NdisFreeSpinLock(lock)          \