diff --git a/kernel/busses/i2c-ali1535.c b/kernel/busses/i2c-ali1535.c
index c2253714..84425d92 100644
--- a/kernel/busses/i2c-ali1535.c
+++ b/kernel/busses/i2c-ali1535.c
@@ -457,7 +457,7 @@ int ali1535_transaction(void)
 	return result;
 }
 
-/* Return -1 on error. See smbus.h for more information */
+/* Return -1 on error. */
 s32 ali1535_access(struct i2c_adapter * adap, u16 addr,
 		   unsigned short flags, char read_write, u8 command,
 		   int size, union i2c_smbus_data * data)
diff --git a/kernel/busses/i2c-ali15x3.c b/kernel/busses/i2c-ali15x3.c
index ff10a9a8..ade56018 100644
--- a/kernel/busses/i2c-ali15x3.c
+++ b/kernel/busses/i2c-ali15x3.c
@@ -438,7 +438,7 @@ int ali15x3_transaction(void)
 	return result;
 }
 
-/* Return -1 on error. See smbus.h for more information */
+/* Return -1 on error. */
 s32 ali15x3_access(struct i2c_adapter * adap, u16 addr,
 		   unsigned short flags, char read_write, u8 command,
 		   int size, union i2c_smbus_data * data)
diff --git a/kernel/busses/i2c-amd756.c b/kernel/busses/i2c-amd756.c
index 3b15697d..8c052b4a 100644
--- a/kernel/busses/i2c-amd756.c
+++ b/kernel/busses/i2c-amd756.c
@@ -356,7 +356,7 @@ int amd756_transaction(void)
 	return result;
 }
 
-/* Return -1 on error. See smbus.h for more information */
+/* Return -1 on error. */
 s32 amd756_access(struct i2c_adapter * adap, u16 addr,
 		  unsigned short flags, char read_write,
 		  u8 command, int size, union i2c_smbus_data * data)
diff --git a/kernel/busses/i2c-piix4.c b/kernel/busses/i2c-piix4.c
index 467ec109..309706e1 100644
--- a/kernel/busses/i2c-piix4.c
+++ b/kernel/busses/i2c-piix4.c
@@ -389,7 +389,7 @@ int piix4_transaction(void)
 	return result;
 }
 
-/* Return -1 on error. See smbus.h for more information */
+/* Return -1 on error. */
 s32 piix4_access(struct i2c_adapter * adap, u16 addr,
 		 unsigned short flags, char read_write,
 		 u8 command, int size, union i2c_smbus_data * data)
diff --git a/kernel/busses/i2c-sis5595.c b/kernel/busses/i2c-sis5595.c
index d7199b30..64921899 100644
--- a/kernel/busses/i2c-sis5595.c
+++ b/kernel/busses/i2c-sis5595.c
@@ -388,7 +388,7 @@ int sis5595_transaction(void)
 	return result;
 }
 
-/* Return -1 on error. See smbus.h for more information */
+/* Return -1 on error. */
 s32 sis5595_access(struct i2c_adapter * adap, u16 addr,
 		   unsigned short flags, char read_write,
 		   u8 command, int size, union i2c_smbus_data * data)
diff --git a/kernel/busses/i2c-viapro.c b/kernel/busses/i2c-viapro.c
index 0e7e743e..ff60bfbf 100644
--- a/kernel/busses/i2c-viapro.c
+++ b/kernel/busses/i2c-viapro.c
@@ -385,7 +385,7 @@ int vt596_transaction(void)
 	return result;
 }
 
-/* Return -1 on error. See smbus.h for more information */
+/* Return -1 on error. */
 s32 vt596_access(struct i2c_adapter * adap, u16 addr, unsigned short flags,
 		 char read_write,
 		 u8 command, int size, union i2c_smbus_data * data)