amdfwtool: Fix indentation

Change-Id: I4c57c9bade318d54315f9692cd37edb694e33aa9
Signed-off-by: Zheng Bao <fishbaozi@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58320
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/util/amdfwtool/amdfwtool.c b/util/amdfwtool/amdfwtool.c
index 6d5d486..a33ca03 100644
--- a/util/amdfwtool/amdfwtool.c
+++ b/util/amdfwtool/amdfwtool.c
@@ -126,10 +126,10 @@
 	while (length) {
 		index = length >= 359 ? 359 : length;
 		length -= index;
-	do {
-		c0 += *(pptr++);
-		c1 += c0;
-	} while (--index);
+		do {
+			c0 += *(pptr++);
+			c1 += c0;
+		} while (--index);
 		c0 = (c0 & 0xFFFF) + (c0 >> 16);
 		c1 = (c1 & 0xFFFF) + (c1 >> 16);
 	}