infiniband: add in export.h for files using EXPORT_SYMBOL/THIS_MODULE
These were getting it implicitly via device.h --> module.h but
we are going to stop that when we clean up the headers.
Fix these in advance so the tree remains biscect-clean.
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c
index b645e55..cc92137b 100644
--- a/drivers/infiniband/core/umem.c
+++ b/drivers/infiniband/core/umem.c
@@ -35,6 +35,7 @@
#include <linux/mm.h>
#include <linux/dma-mapping.h>
#include <linux/sched.h>
+#include <linux/export.h>
#include <linux/hugetlb.h>
#include <linux/dma-attrs.h>
#include <linux/slab.h>