Avoid crash by not checking free space for smb://

Authored by broulik on Aug 31 2018, 7:17 AM.

Description

Avoid crash by not checking free space for smb://

This isn't a real location but the overview of all found hosts.
smbc_opendir would succeed but then crash in smbc_fstatvfs

Differential Revision: https://phabricator.kde.org/D15142

(cherry picked from commit 000b1d910b71b491621c7cdbd934c277171c20bf)

Details