diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c
index 900cad5d79da..05e47ce9657d 100644
--- a/drivers/staging/android/ashmem.c
+++ b/drivers/staging/android/ashmem.c
@@ -915,6 +915,15 @@ static const struct file_operations ashmem_fops = {
 #endif
 };
 
+/*
+ * is_ashmem_file - Check if struct file* is associated with ashmem
+ */
+int is_ashmem_file(struct file *file)
+{
+	return file->f_op == &ashmem_fops;
+}
+EXPORT_SYMBOL_GPL(is_ashmem_file);
+
 static struct miscdevice ashmem_misc = {
 	.minor = MISC_DYNAMIC_MINOR,
 	.name = "ashmem",
diff --git a/drivers/staging/android/ashmem.h b/drivers/staging/android/ashmem.h
index 1a478173cd21..9fa72ed7b7ed 100644
--- a/drivers/staging/android/ashmem.h
+++ b/drivers/staging/android/ashmem.h
@@ -21,4 +21,6 @@
 #define COMPAT_ASHMEM_SET_PROT_MASK	_IOW(__ASHMEMIOC, 5, unsigned int)
 #endif
 
+int is_ashmem_file(struct file *file);
+
 #endif	/* _LINUX_ASHMEM_H */