Fix integer overflow on 32bit targets

Systemcluster · Systemcluster · commit e008d8487404 · 2026-03-25T15:32:25.000+01:00
diff --git a/src/compress.rs b/src/compress.rs
@@ -119,7 +119,7 @@ pub fn compress<
             .iter()
             .filter_map(|entry| {
                 // zstd dictionary data is limited to 4GB
-                if sample.len() >= 4 * 1024 * 1024 * 1024 - 128 * 1024 {
+                if sample.len() > u32::MAX as usize - 128 * 1024 {
                     return None;
                 }
                 let entry = entry.as_ref().ok()?;

Original file line number	Diff line number	Diff line change
`@@ -119,7 +119,7 @@ pub fn compress<`
`119`	`119`	`.iter()`
`120`	`120`	`.filter_map(\|entry\| {`
`121`	`121`	`// zstd dictionary data is limited to 4GB`
`122`		`- if sample.len() >= 4 * 1024 * 1024 * 1024 - 128 * 1024 {`
	`122`	`+ if sample.len() > u32::MAX as usize - 128 * 1024 {`
`123`	`123`	`return None;`
`124`	`124`	`}`
`125`	`125`	`let entry = entry.as_ref().ok()?;`