[pbs-devel] [PATCH] fix #4638: proxmox-backup-client: status: guard against div by zero

[Maximiliano Sandoval]

From: Maximiliano Sandoval <msandoval at haya.proxmox.com>

We throw an error if the value for total is zero.

Signed-off-by: Maximiliano Sandoval <m.sandoval at proxmox.com>
---
 proxmox-backup-client/src/main.rs | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/proxmox-backup-client/src/main.rs b/proxmox-backup-client/src/main.rs
index 55198108..5a804d95 100644
--- a/proxmox-backup-client/src/main.rs
+++ b/proxmox-backup-client/src/main.rs
@@ -1590,9 +1590,12 @@ async fn status(param: Value) -> Result<Value, Error> {
         let v = v.as_u64().unwrap();
         let total = record["total"].as_u64().unwrap();
         let roundup = total / 200;
-        let per = ((v + roundup) * 100) / total;
-        let info = format!(" ({} %)", per);
-        Ok(format!("{} {:>8}", v, info))
+        if let Some(per) = ((v + roundup) * 100).checked_div(total) {
+            let info = format!(" ({} %)", per);
+            Ok(format!("{} {:>8}", v, info))
+        } else {
+            bail!("Cannot render total percentage: denominator is zero");
+        }
     };
 
     let options = default_table_format_options()
-- 
2.30.2