From ebee076da656da62d9f28847dc2b18cdf594542d Mon Sep 17 00:00:00 2001
From: Paul Bakker <p.j.bakker@polarssl.org>
Date: Sun, 16 Sep 2012 21:34:26 +0000
Subject: [PATCH] Fixed bug in mpi_add_abs with adding a small number to a
 large mpi with carry rollover. (cherry picked from commit
 2d319fdfcb36d53a733293904a5bf42775332fed)

---
 library/bignum.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/bignum.c b/library/bignum.c
index 0cb95055df..508730882a 100644
--- a/library/bignum.c
+++ b/library/bignum.c
@@ -761,7 +761,7 @@ int mpi_add_abs( mpi *X, const mpi *A, const mpi *B )
             p = X->p + i;
         }
 
-        *p += c; c = ( *p < c ); i++;
+        *p += c; c = ( *p < c ); i++; p++;
     }
 
 cleanup: