diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index 3e8a616edc0b..62e5ea655307 100644
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -31,8 +31,6 @@
 
 #include "dma-buf-sysfs-stats.h"
 
-static inline int is_dma_buf_file(struct file *);
-
 struct dma_buf_list {
 	struct list_head head;
 	struct mutex lock;
@@ -488,10 +486,11 @@ static const struct file_operations dma_buf_fops = {
 /*
  * is_dma_buf_file - Check if struct file* is associated with dma_buf
  */
-static inline int is_dma_buf_file(struct file *file)
+int is_dma_buf_file(struct file *file)
 {
 	return file->f_op == &dma_buf_fops;
 }
+EXPORT_SYMBOL_GPL(is_dma_buf_file);
 
 static struct file *dma_buf_getfile(struct dma_buf *dmabuf, int flags)
 {
diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h
index c91d6a24c40a..893301220f99 100644
--- a/include/linux/dma-buf.h
+++ b/include/linux/dma-buf.h
@@ -588,6 +588,7 @@ dma_buf_attachment_is_dynamic(struct dma_buf_attachment *attach)
 	return !!attach->importer_ops;
 }
 
+int is_dma_buf_file(struct file *file);
 struct dma_buf_attachment *dma_buf_attach(struct dma_buf *dmabuf,
 					  struct device *dev);
 struct dma_buf_attachment *