From e442254218c12ba98f3edb811c963ed9f519ace3 Mon Sep 17 00:00:00 2001
From: Dmitry Kasatkin <dmitry.kasatkin@intel.com>
Date: Thu, 26 Jan 2012 19:13:22 +0200
Subject: [PATCH] --- yaml --- r: 287111 b: refs/heads/master c:
 e2fe85c236736c866481de288f636ab06ef49787 h: refs/heads/master i:   287109:
 d36ab02c6c08a29edfaaffcdcaa46fa146337e52   287107:
 5d7687e8d0619d54418f0a426e78e7d29d0bae26   287103:
 fa6c1d70d535f29db1dedb1dbee54cb52d0acac4 v: v3

---
 [refs]                  | 2 +-
 trunk/lib/mpi/mpi-div.c | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index d0a92f8e3117..8a264a6ba463 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e87c5e35a92e045de75fb6ae9846a38bdd0f92bd
+refs/heads/master: e2fe85c236736c866481de288f636ab06ef49787
diff --git a/trunk/lib/mpi/mpi-div.c b/trunk/lib/mpi/mpi-div.c
index c3087d1390ce..8a45717bd001 100644
--- a/trunk/lib/mpi/mpi-div.c
+++ b/trunk/lib/mpi/mpi-div.c
@@ -149,6 +149,9 @@ int mpi_tdiv_qr(MPI quot, MPI rem, MPI num, MPI den)
 	mpi_ptr_t marker[5];
 	int markidx = 0;
 
+	if (!dsize)
+		return -EINVAL;
+
 	memset(marker, 0, sizeof(marker));
 
 	/* Ensure space is enough for quotient and remainder.