From: Daniel Stenberg <daniel@haxx.se>
Date: Fri, 1 Jul 2022 22:02:04 +0000 (+0200)
Subject: tool_progress: avoid division by zero in parallel progress meter
X-Git-Tag: curl-7_85_0~211
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0defae2fe524230f8b818d406d19e56f360bcc54;p=thirdparty%2Fcurl.git

tool_progress: avoid division by zero in parallel progress meter

Reported-by: Brian Carpenter
Fixes #9082
Closes #9083
---

diff --git a/src/tool_progress.c b/src/tool_progress.c
index da5317b924..46185c0d3c 100644
--- a/src/tool_progress.c
+++ b/src/tool_progress.c
@@ -268,6 +268,8 @@ bool progress_meter(struct GlobalConfig *global,
         dl = all_dlnow;
         ul = all_ulnow;
       }
+      if(!deltams) /* no division by zero please */
+        deltams++;
       dls = (curl_off_t)((double)dl / ((double)deltams/1000.0));
       uls = (curl_off_t)((double)ul / ((double)deltams/1000.0));
       speed = dls > uls ? dls : uls;