From 9d1ec582ba365573f1fc254bd63ae6446913a1f2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Julius=20H=C3=A4rtl?= <jus@bitgrid.net>
Date: Mon, 8 Aug 2022 17:41:52 +0200
Subject: [PATCH] Do not update passwords if nothing changed
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Signed-off-by: Julius Härtl <jus@bitgrid.net>
---
 .../Authentication/Token/PublicKeyTokenProvider.php      | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/lib/private/Authentication/Token/PublicKeyTokenProvider.php b/lib/private/Authentication/Token/PublicKeyTokenProvider.php
index f9ebe90c890..0f1767e845b 100644
--- a/lib/private/Authentication/Token/PublicKeyTokenProvider.php
+++ b/lib/private/Authentication/Token/PublicKeyTokenProvider.php
@@ -409,9 +409,12 @@ class PublicKeyTokenProvider implements IProvider {
 		$tokens = $this->mapper->getTokenByUser($uid);
 		foreach ($tokens as $t) {
 			$publicKey = $t->getPublicKey();
-			$t->setPassword($this->encryptPassword($password, $publicKey));
-			$t->setPasswordInvalid(false);
-			$this->updateToken($t);
+			$encryptedPassword = $this->encryptPassword($password, $publicKey);
+			if ($t->getPassword() !== $encryptedPassword) {
+				$t->setPassword($encryptedPassword);
+				$t->setPasswordInvalid(false);
+				$this->updateToken($t);
+			}
 		}
 	}