misc: fs_loader: Use device_get_global_by_ofnode to get to node

Instead of two staged ofnode_to_offset followed by
device_get_global_by_of_offset approach, direcly use the
device_get_global_by_ofnode to fetch the device.

Signed-off-by: Keerthy <j-keerthy@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/misc/fs_loader.c b/drivers/misc/fs_loader.c
index b7bb96a..5afc941 100644
--- a/drivers/misc/fs_loader.c
+++ b/drivers/misc/fs_loader.c
@@ -55,11 +55,9 @@
 
 		node = ofnode_get_by_phandle(plat->phandlepart.phandle);
 
-		int of_offset = ofnode_to_offset(node);
-
 		struct udevice *dev;
 
-		ret = device_get_global_by_of_offset(of_offset, &dev);
+		ret = device_get_global_by_ofnode(node, &dev);
 		if (!ret) {
 			struct blk_desc *desc = blk_get_by_device(dev);
 			if (desc) {
@@ -190,6 +188,7 @@
 
 	ret = fs_read(fw_priv->name, (ulong)map_to_sysmem(firmware->data),
 			fw_priv->offset, firmware->size, &actread);
+
 	if (ret) {
 		debug("Error: %d Failed to read %s from flash %lld != %d.\n",
 		      ret, fw_priv->name, actread, firmware->size);