vme: Free DMA resource allocation structure

There is a memory leak in the function vme_dma_free(). The resource
structure allocated in vme_dma_request() needs to be free'd in
vme_dma_free().

Reported-by: De Roo, Steven <steven.deroo@arcelormittal.com>
Signed-off-by: Martyn Welch <martyn.welch@ge.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/vme/vme.c b/drivers/vme/vme.c
index 5e6c7d7..f6856b4 100644
--- a/drivers/vme/vme.c
+++ b/drivers/vme/vme.c
@@ -959,6 +959,8 @@
 
 	mutex_unlock(&ctrlr->mtx);
 
+	kfree(resource);
+
 	return 0;
 }
 EXPORT_SYMBOL(vme_dma_free);