fix(FileInfo): harden getChecksum()

joshtrichards · backportbot[bot] · commit 89526bfab339 · 2026-06-08T14:06:40.000Z
- `checksum` is already optional/derived metadata in practice
- callers already treat `null`l / `''` as "no checksum"

Signed-off-by: Josh &lt;josh.t.richards@gmail.com&gt;
diff --git a/lib/private/Files/FileInfo.php b/lib/private/Files/FileInfo.php
@@ -382,7 +382,7 @@ public function addSubEntry($data, $entryPath) {
 	 */
 	#[\Override]
 	public function getChecksum() {
-		return $this->data['checksum'];
+		return return $this->data['checksum'] ?? '';
 	}
 
 	#[\Override]

Original file line number	Diff line number	Diff line change
`@@ -382,7 +382,7 @@ public function addSubEntry($data, $entryPath) {`
`382`	`382`	`*/`
`383`	`383`	`#[\Override]`
`384`	`384`	`public function getChecksum() {`
`385`		`- return $this->data['checksum'];`
	`385`	`+ return return $this->data['checksum'] ?? '';`
`386`	`386`	`}`
`387`	`387`
`388`	`388`	`#[\Override]`