diff options
Diffstat (limited to 'pkg/sentry')
| -rw-r--r-- | pkg/sentry/fsimpl/kernfs/filesystem.go | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/pkg/sentry/fsimpl/kernfs/filesystem.go b/pkg/sentry/fsimpl/kernfs/filesystem.go index a7a553619..d6dd6bc41 100644 --- a/pkg/sentry/fsimpl/kernfs/filesystem.go +++ b/pkg/sentry/fsimpl/kernfs/filesystem.go @@ -668,6 +668,12 @@ func (fs *Filesystem) RenameAt(ctx context.Context, rp *vfs.ResolvingPath, oldPa // Can we create the dst dentry? var dst *Dentry pc := rp.Component() + if pc == "." || pc == ".." { + if noReplace { + return syserror.EEXIST + } + return syserror.EBUSY + } switch err := checkCreateLocked(ctx, rp.Credentials(), pc, dstDir); err { case nil: // Ok, continue with rename as replacement. |