patch 8.2.3574: divide by zero

Problem:    Divide by zero.
Solution:   Don't check for overflow if multiplicand is zero.

diff --git a/src/register.c b/src/register.c
index 29ae26bd4864661b430a27577f944713e39efdee..4160c03107faeef363c9075d8e0eb888f201190f 100644 (file)
--- a/src/register.c
+++ b/src/register.c
@@ -2014,8 +2014,9 @@ do_put(
                long multlen = count * yanklen;
 
                totlen = multlen;
-               if (totlen != multlen || totlen / count != yanklen
-                                                 || totlen / yanklen != count)
+               if (count != 0 && yanklen != 0
+                       && (totlen != multlen || totlen / count != yanklen
+                                                || totlen / yanklen != count))
                {
                    emsg(_(e_resulting_text_too_long));
                    break;

diff --git a/src/version.c b/src/version.c
index f60263f0278599542e40ebb1a1d5464bd3608fbf..98f666e6e405a85c1c9e9afcc5372eab89ec93a9 100644 (file)
--- a/src/version.c
+++ b/src/version.c
@@ -757,6 +757,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3574,
 /**/
     3573,
 /**/