From: simon <simon@cda61777-01e9-0310-a592-d414129be87e>
Date: Tue, 6 Aug 2013 16:45:49 +0000 (+0000)
Subject: One more defensive assert, just to be sure.
X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/putty/commitdiff_plain/16bd1b88e5af81eaecab85795407cd768a296af4

One more defensive assert, just to be sure.


git-svn-id: svn://svn.tartarus.org/sgt/putty@9997 cda61777-01e9-0310-a592-d414129be87e
---

diff --git a/sshbn.c b/sshbn.c
index 1c5c46a1..a5e0552f 100644
--- a/sshbn.c
+++ b/sshbn.c
@@ -607,6 +607,7 @@ static void internal_add_shifted(BignumInt *number,
     addend = (BignumDblInt)n << bshift;
 
     while (addend) {
+        assert(word <= number[0]);
 	addend += number[word];
 	number[word] = (BignumInt) addend & BIGNUM_INT_MASK;
 	addend >>= BIGNUM_INT_BITS;