spl: Update spl_load_simple_fit() to take an spl_image param

Upda the SPL FIT code to use the spl_image parameter.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/common/spl/spl_spi.c b/common/spl/spl_spi.c
index 4bf3d65..a3caafb 100644
--- a/common/spl/spl_spi.c
+++ b/common/spl/spl_spi.c
@@ -108,7 +108,7 @@
 			load.filename = NULL;
 			load.bl_len = 1;
 			load.read = spl_spi_fit_read;
-			err = spl_load_simple_fit(&load,
+			err = spl_load_simple_fit(spl_image, &load,
 						  CONFIG_SYS_SPI_U_BOOT_OFFS,
 						  header);
 		} else {