1 files changed, 5 insertions, 4 deletions
diff --git a/ext/misc/decimal.c b/ext/misc/decimal.c
index a8d68ac72..37c6c2f52 100644
--- a/ext/misc/decimal.c
+++ b/ext/misc/decimal.c
@@ -459,10 +459,11 @@ static void decimalSubFunc(
   Decimal *pA = decimal_new(context, argv[0], 0, 0);
   Decimal *pB = decimal_new(context, argv[1], 0, 0);
   UNUSED_PARAMETER(argc);
-  if( pB==0 ) return;
-  pB->sign = !pB->sign;
-  decimal_add(pA, pB);
-  decimal_result(context, pA);
+  if( pB ){
+    pB->sign = !pB->sign;
+    decimal_add(pA, pB);
+    decimal_result(context, pA);
+  }
   decimal_free(pA);
   decimal_free(pB);
 }