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Wed, 22 Jul 2026 09:03:12 -0400 X-MC-Unique: kcdqLBnDM5yJsC5CRwEuYQ-1 X-Mimecast-MFC-AGG-ID: kcdqLBnDM5yJsC5CRwEuYQ_1784725387 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 67382195D001; Wed, 22 Jul 2026 13:03:07 +0000 (UTC) Received: from warthog.procyon.org.com (unknown [10.44.33.159]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 892761956042; Wed, 22 Jul 2026 13:03:00 +0000 (UTC) From: David Howells To: Christian Brauner , Matthew Wilcox , Christoph Hellwig Cc: David Howells , Paulo Alcantara , Jens Axboe , Leon Romanovsky , Steve French , ChenXiaoSong , Marc Dionne , Stefan Metzmacher , Eric Van Hensbergen , Dominique Martinet , Ilya Dryomov , netfs@lists.linux.dev, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, linux-nfs@vger.kernel.org, ceph-devel@vger.kernel.org, v9fs@lists.linux.dev, linux-erofs@lists.ozlabs.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH v7 04/29] afs: Fix missing kunmap in afs_dir_search_bucket() Date: Wed, 22 Jul 2026 14:01:51 +0100 Message-ID: <20260722130218.78958-5-dhowells@redhat.com> In-Reply-To: <20260722130218.78958-1-dhowells@redhat.com> References: <20260722130218.78958-1-dhowells@redhat.com> X-Mailing-List: linux-erofs@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 X-Mimecast-MFC-PROC-ID: IeqHjD6Jksg6ytf95cuVXKLoGp9vaqxsfp2tlCjPKu0_1784725387 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit content-type: text/plain; charset="US-ASCII"; x-default=true Fix afs_dir_search_bucket() to kunmap the block it's using in the "bad:" path. Fixes: a5b5beebcf96 ("afs: Use the contained hashtable to search a directory") Closes: https://sashiko.dev/#/patchset/20260716103030.3065561-1-dhowells%40redhat.com Signed-off-by: David Howells cc: Marc Dionne cc: linux-afs@lists.infradead.org cc: linux-fsdevel@vger.kernel.org cc: stable@vger.kernel.org --- fs/afs/dir_search.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/fs/afs/dir_search.c b/fs/afs/dir_search.c index 104411c0692f..4977ad81fa82 100644 --- a/fs/afs/dir_search.c +++ b/fs/afs/dir_search.c @@ -173,12 +173,11 @@ int afs_dir_search_bucket(struct afs_dir_iter *iter, const struct qstr *name, ret = -ENOENT; found: +bad: if (iter->block) { kunmap_local(iter->block); iter->block = NULL; } - -bad: if (ret == -ESTALE) afs_invalidate_dir(iter->dvnode, afs_dir_invalid_iter_stale); _leave(" = %d", ret);