diff -ru RT2500-Linux-STA-1.4.4.0.orig/STA/Module/rtmp.h RT2500-Linux-STA-1.4.4.0/STA/Module/rtmp.h
--- RT2500-Linux-STA-1.4.4.0.orig/STA/Module/rtmp.h	2004-12-09 00:29:20.839705048 +0100
+++ RT2500-Linux-STA-1.4.4.0/STA/Module/rtmp.h	2004-12-09 00:31:16.683094176 +0100
@@ -143,12 +143,12 @@
 #else
 #define NdisReleaseSpinLock(lock)       \
 {                                       \
-    spin_unlock_bh(lock); \
+    spin_unlock_irq(lock); \
 }
 
 #define NdisAcquireSpinLock(lock)       \
 {                                       \
-    spin_lock_bh(lock);  \
+    spin_lock_irq(lock);  \
 }
 #endif