diff --git a/drivers/isdn/capi/kcapi_proc.c b/drivers/isdn/capi/kcapi_proc.c
index ea2dff602e49..8d51cd1bf674 100644
--- a/drivers/isdn/capi/kcapi_proc.c
+++ b/drivers/isdn/capi/kcapi_proc.c
@@ -14,6 +14,7 @@
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 #include <linux/init.h>
+#include <linux/export.h>
 
 static char *state2str(unsigned short state)
 {
diff --git a/drivers/isdn/gigaset/asyncdata.c b/drivers/isdn/gigaset/asyncdata.c
index c3b1dc3a13a0..fddae72e3f98 100644
--- a/drivers/isdn/gigaset/asyncdata.c
+++ b/drivers/isdn/gigaset/asyncdata.c
@@ -16,6 +16,7 @@
 #include "gigaset.h"
 #include <linux/crc-ccitt.h>
 #include <linux/bitrev.h>
+#include <linux/export.h>
 
 /* check if byte must be stuffed/escaped
  * I'm not sure which data should be encoded.
diff --git a/drivers/isdn/gigaset/capi.c b/drivers/isdn/gigaset/capi.c
index 658e75f18d05..6d5ceeece9f2 100644
--- a/drivers/isdn/gigaset/capi.c
+++ b/drivers/isdn/gigaset/capi.c
@@ -17,6 +17,7 @@
 #include <linux/isdn/capilli.h>
 #include <linux/isdn/capicmd.h>
 #include <linux/isdn/capiutil.h>
+#include <linux/export.h>
 
 /* missing from kernelcapi.h */
 #define CapiNcpiNotSupportedByProtocol	0x0001
diff --git a/drivers/isdn/gigaset/dummyll.c b/drivers/isdn/gigaset/dummyll.c
index bd0b1eaa7572..19b1c779d50f 100644
--- a/drivers/isdn/gigaset/dummyll.c
+++ b/drivers/isdn/gigaset/dummyll.c
@@ -11,6 +11,7 @@
  * =====================================================================
  */
 
+#include <linux/export.h>
 #include "gigaset.h"
 
 void gigaset_skb_sent(struct bc_state *bcs, struct sk_buff *skb)
diff --git a/drivers/isdn/gigaset/ev-layer.c b/drivers/isdn/gigaset/ev-layer.c
index ba74646cf0e4..6d12623c1db0 100644
--- a/drivers/isdn/gigaset/ev-layer.c
+++ b/drivers/isdn/gigaset/ev-layer.c
@@ -13,6 +13,7 @@
  * =====================================================================
  */
 
+#include <linux/export.h>
 #include "gigaset.h"
 
 /* ========================================================== */
diff --git a/drivers/isdn/gigaset/i4l.c b/drivers/isdn/gigaset/i4l.c
index 9bec8b969964..04231cb2f031 100644
--- a/drivers/isdn/gigaset/i4l.c
+++ b/drivers/isdn/gigaset/i4l.c
@@ -15,6 +15,7 @@
 
 #include "gigaset.h"
 #include <linux/isdnif.h>
+#include <linux/export.h>
 
 #define SBUFSIZE	4096	/* sk_buff payload size */
 #define TRANSBUFSIZE	768	/* bytes per skb for transparent receive */
diff --git a/drivers/isdn/mISDN/clock.c b/drivers/isdn/mISDN/clock.c
index 1fa629b3b940..7418f2d811d8 100644
--- a/drivers/isdn/mISDN/clock.c
+++ b/drivers/isdn/mISDN/clock.c
@@ -38,6 +38,7 @@
 #include <linux/stddef.h>
 #include <linux/spinlock.h>
 #include <linux/mISDNif.h>
+#include <linux/export.h>
 #include "core.h"
 
 static u_int *debug;
diff --git a/drivers/isdn/mISDN/dsp_audio.c b/drivers/isdn/mISDN/dsp_audio.c
index 9c7c6451bf3d..b8f18bd09e43 100644
--- a/drivers/isdn/mISDN/dsp_audio.c
+++ b/drivers/isdn/mISDN/dsp_audio.c
@@ -12,6 +12,7 @@
 #include <linux/delay.h>
 #include <linux/mISDNif.h>
 #include <linux/mISDNdsp.h>
+#include <linux/export.h>
 #include "core.h"
 #include "dsp.h"
 
diff --git a/drivers/isdn/mISDN/dsp_pipeline.c b/drivers/isdn/mISDN/dsp_pipeline.c
index 621f31007095..b6c9a5889346 100644
--- a/drivers/isdn/mISDN/dsp_pipeline.c
+++ b/drivers/isdn/mISDN/dsp_pipeline.c
@@ -30,6 +30,7 @@
 #include <linux/string.h>
 #include <linux/mISDNif.h>
 #include <linux/mISDNdsp.h>
+#include <linux/export.h>
 #include "dsp.h"
 #include "dsp_hwec.h"
 
diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c
index 8e325227b4c0..738ea8dd0adf 100644
--- a/drivers/isdn/mISDN/socket.c
+++ b/drivers/isdn/mISDN/socket.c
@@ -17,6 +17,7 @@
 
 #include <linux/mISDNif.h>
 #include <linux/slab.h>
+#include <linux/export.h>
 #include "core.h"
 
 static u_int	*debug;