1 files changed, 1 insertions, 1 deletions
diff --git a/bignum.c b/bignum.c
index 564bfe349e..7be84e2444 100644
--- a/bignum.c
+++ b/bignum.c
@@ -2363,7 +2363,7 @@ bary_mul_precheck(BDIGIT **zdsp, size_t *znp, const BDIGIT **xdsp, size_t *xnp,
         }
         else {
             do {
-                if (xds[0] != 0)
+                if (yds[0] != 0)
                     break;
                 yds++;
                 yn--;