Commits
Al Viro committed f6500801522
__dentry_path() fixes * we need to save the starting point for restarts * reject pathologically short buffers outright Spotted-by: Denys Vlasenko <dvlasenk@redhat.com> Spotted-by: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>