From: Darrick J. Wong <djwong@xxxxxxxxxx>
Don't mount a filesystem with superblock features that we don't actually
know how to support.
Signed-off-by: "Darrick J. Wong" <djwong@xxxxxxxxxx>
---
misc/fuse2fs.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/misc/fuse2fs.c b/misc/fuse2fs.c
index f974171d3e726d..5a92e54031a8b7 100644
--- a/misc/fuse2fs.c
+++ b/misc/fuse2fs.c
@@ -3902,6 +3902,26 @@ int main(int argc, char *argv[])
ret = 3;
+ if (ext2fs_has_feature_quota(global_fs->super)) {
+ err_printf(&fctx, "%s", _("quotas not supported."));
+ goto out;
+ }
+ if (ext2fs_has_feature_verity(global_fs->super)) {
+ err_printf(&fctx, "%s", _("verity not supported."));
+ goto out;
+ }
+ if (ext2fs_has_feature_encrypt(global_fs->super)) {
+ err_printf(&fctx, "%s", _("encryption not supported."));
+ goto out;
+ }
+ if (ext2fs_has_feature_casefold(global_fs->super)) {
+ err_printf(&fctx, "%s", _("casefolding not supported."));
+ goto out;
+ }
+
+ if (ext2fs_has_feature_shared_blocks(global_fs->super))
+ fctx.ro = 1;
+
if (ext2fs_has_feature_journal_needs_recovery(global_fs->super)) {
if (fctx.norecovery) {
log_printf(&fctx, "%s\n",
