patch 8.2.3574: divide by zero

Problem: Divide by zero. Solution: Don't check for overflow if multiplicand is zero.
vim · Nov 2, 2021 · 8a1962d · 8a1962d
1 parent 69b3072
commit 8a1962d
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Showing 2 changed files with 5 additions and 2 deletions.
diff --git 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
@@ -757,6 +757,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3574,
 /**/
     3573,
 /**/