Fix decimal parsing for special encoding for 0

- This was in a previously approved but not merged PR (#23)
LedgerHQ · Sep 28, 2023 · 323f28a · 323f28a
1 parent 425f52d
commit 323f28a
Showing 1 changed file with 6 additions and 6 deletions.
diff --git a/src/xrp/amount.c b/src/xrp/amount.c
@@ -72,6 +72,12 @@ static int parse_decimal_number(char *dst,
         return -1;
     }
 
+    // 0. Abort early if number matches special case for zero
+    if (sign == 0 && exponent == 0 && mantissa == 0) {
+        dst[0] = '0';
+        return 0;
+    }
+
     if (exponent < EXP_MIN || exponent > EXP_MAX) {
         return -1;
     }
@@ -80,12 +86,6 @@ static int parse_decimal_number(char *dst,
         return -1;
     }
 
-    // 0. Abort early if number matches special case for zero
-    if (sign == 0 && exponent == 0 && mantissa == 0) {
-        dst[0] = '0';
-        return 0;
-    }
-
     // 1. Add leading minus sign if number is negative
     if (sign == 0) {
         dst[0] = '-';