diff --git a/kernel/chips/adm1025.c b/kernel/chips/adm1025.c
index 62c41b61..b52bcfe7 100644
--- a/kernel/chips/adm1025.c
+++ b/kernel/chips/adm1025.c
@@ -45,7 +45,7 @@ MODULE_LICENSE("GPL");
 #define init_MUTEX(s) do { *(s) = MUTEX; } while(0)
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
+#ifndef THIS_MODULE
 #define THIS_MODULE NULL
 #endif
 
diff --git a/kernel/chips/bt869.c b/kernel/chips/bt869.c
index f8f65700..5a7bd4f3 100644
--- a/kernel/chips/bt869.c
+++ b/kernel/chips/bt869.c
@@ -40,7 +40,7 @@ MODULE_LICENSE("GPL");
 #define init_MUTEX(s) do { *(s) = MUTEX; } while(0)
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
+#ifndef THIS_MODULE
 #define THIS_MODULE NULL
 #endif
 
diff --git a/kernel/chips/ddcmon.c b/kernel/chips/ddcmon.c
index 9a7879dd..ed4f7eb7 100644
--- a/kernel/chips/ddcmon.c
+++ b/kernel/chips/ddcmon.c
@@ -37,7 +37,7 @@ MODULE_LICENSE("GPL");
 #define init_MUTEX(s) do { *(s) = MUTEX; } while(0)
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
+#ifndef THIS_MODULE
 #define THIS_MODULE NULL
 #endif
 
diff --git a/kernel/chips/gl520sm.c b/kernel/chips/gl520sm.c
index 90e41a87..0d67a15e 100644
--- a/kernel/chips/gl520sm.c
+++ b/kernel/chips/gl520sm.c
@@ -37,7 +37,7 @@ MODULE_LICENSE("GPL");
 #define init_MUTEX(s) do { *(s) = MUTEX; } while(0)
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
+#ifndef THIS_MODULE
 #define THIS_MODULE NULL
 #endif
 
diff --git a/kernel/chips/icspll.c b/kernel/chips/icspll.c
index 8c0c28f3..0eeb353a 100644
--- a/kernel/chips/icspll.c
+++ b/kernel/chips/icspll.c
@@ -46,7 +46,7 @@ MODULE_LICENSE("GPL");
 #define init_MUTEX(s) do { *(s) = MUTEX; } while(0)
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
+#ifndef THIS_MODULE
 #define THIS_MODULE NULL
 #endif
 
diff --git a/kernel/chips/lm87.c b/kernel/chips/lm87.c
index 5b26ed50..e5184e79 100644
--- a/kernel/chips/lm87.c
+++ b/kernel/chips/lm87.c
@@ -75,7 +75,7 @@ Set to '1' the appropriate defines, as nessesary:
 #define init_MUTEX(s) do { *(s) = MUTEX; } while(0)
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
+#ifndef THIS_MODULE
 #define THIS_MODULE NULL
 #endif
 
diff --git a/kernel/chips/matorb.c b/kernel/chips/matorb.c
index 52665ca6..8e473fc5 100644
--- a/kernel/chips/matorb.c
+++ b/kernel/chips/matorb.c
@@ -40,7 +40,7 @@ MODULE_LICENSE("GPL");
 #endif
 
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
+#ifndef THIS_MODULE
 #define THIS_MODULE NULL
 #endif
 
diff --git a/kernel/chips/maxilife.c b/kernel/chips/maxilife.c
index d91f1c72..222610cc 100644
--- a/kernel/chips/maxilife.c
+++ b/kernel/chips/maxilife.c
@@ -74,7 +74,7 @@ MODULE_LICENSE("GPL");
 #define init_MUTEX(s) do { *(s) = MUTEX; } while(0)
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
+#ifndef THIS_MODULE
 #define THIS_MODULE NULL
 #endif
 
diff --git a/kernel/chips/mtp008.c b/kernel/chips/mtp008.c
index cc4966c6..9848c353 100644
--- a/kernel/chips/mtp008.c
+++ b/kernel/chips/mtp008.c
@@ -41,7 +41,7 @@ MODULE_LICENSE("GPL");
 #define init_MUTEX(s) do { *(s) = MUTEX; } while(0)
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
+#ifndef THIS_MODULE
 #define THIS_MODULE NULL
 #endif
 
diff --git a/kernel/chips/pcf8574.c b/kernel/chips/pcf8574.c
index 51d7640c..ba4ddafc 100644
--- a/kernel/chips/pcf8574.c
+++ b/kernel/chips/pcf8574.c
@@ -55,7 +55,7 @@ MODULE_LICENSE("GPL");
 #define init_MUTEX(s) do { *(s) = MUTEX; } while(0)
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
+#ifndef THIS_MODULE
 #define THIS_MODULE NULL
 #endif
 
diff --git a/kernel/chips/thmc50.c b/kernel/chips/thmc50.c
index 7a5dfd55..e1258302 100644
--- a/kernel/chips/thmc50.c
+++ b/kernel/chips/thmc50.c
@@ -38,7 +38,7 @@ MODULE_LICENSE("GPL");
 #define init_MUTEX(s) do { *(s) = MUTEX; } while(0)
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
+#ifndef THIS_MODULE
 #define THIS_MODULE NULL
 #endif
 
diff --git a/kernel/chips/via686a.c b/kernel/chips/via686a.c
index 7e052312..6f7de278 100644
--- a/kernel/chips/via686a.c
+++ b/kernel/chips/via686a.c
@@ -59,7 +59,7 @@ MODULE_LICENSE("GPL");
 #define init_MUTEX(s) do { *(s) = MUTEX; } while(0)
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,13)
+#ifndef THIS_MODULE
 #define THIS_MODULE NULL
 #endif