fdt: boot_get_fdt: simplify no_fdt handling (non-functional)

Increase the readability of boot_get_fdt().
No change in behavior is expected.

Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/common/image-fdt.c b/common/image-fdt.c
index c335e7e..68bcab8 100644
--- a/common/image-fdt.c
+++ b/common/image-fdt.c
@@ -279,7 +279,6 @@
 	int		fdt_noffset;
 #endif
 	const char *select = NULL;
-	int		ok_no_fdt = 0;
 
 	*of_flat_tree = NULL;
 	*of_size = 0;
@@ -487,12 +486,9 @@
 	return 0;
 
 no_fdt:
-	ok_no_fdt = 1;
+	debug("Continuing to boot without FDT\n");
+	return 0;
 error:
-	if (ok_no_fdt) {
-		debug("Continuing to boot without FDT\n");
-		return 0;
-	}
 	return 1;
 }