file-posix: Fix zone update in I/O error path

We must check that zone information is present before running
update_zones_wp().

Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=2234374
Fixes: Coverity CID 1512459
Signed-off-by: Hanna Czenczek <hreitz@redhat.com>
Message-Id: <20230824155345.109765-4-hreitz@redhat.com>
Reviewed-by: Sam Li <faithilikerun@gmail.com>
(cherry picked from commit deab5c9a4ed74f76a713008a42527762b30a7e84)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

diff --git a/block/file-posix.c b/block/file-posix.c
index 46e22403fe3777266550aeac97fcd583fe811b5c..a050682e973572bf6a1a2a23c7660e1c9b7374c9 100644 (file)
--- a/block/file-posix.c
+++ b/block/file-posix.c
@@ -2525,7 +2525,8 @@ out:
             }
         }
     } else {
-        if (type & (QEMU_AIO_WRITE | QEMU_AIO_ZONE_APPEND)) {
+        if ((type & (QEMU_AIO_WRITE | QEMU_AIO_ZONE_APPEND)) &&
+            bs->bl.zoned != BLK_Z_NONE) {
             update_zones_wp(bs, s->fd, 0, 1);
         }
     }