basic: cramfs is also a read-only fs

diff --git a/src/basic/mountpoint-util.c b/src/basic/mountpoint-util.c
index c813a4f56fe0db9c1852a3c92c40b36a031746f6..240df3782a05d80543a47581ee9a4efbd0ba759c 100644 (file)
--- a/src/basic/mountpoint-util.c
+++ b/src/basic/mountpoint-util.c
@@ -411,6 +411,7 @@ bool fstype_is_ro(const char *fstype) {
         /* All Linux file systems that are necessarily read-only */
         return STR_IN_SET(fstype,
                           "DM_verity_hash",
+                          "cramfs",
                           "erofs",
                           "iso9660",
                           "squashfs");