ubifs_next_log_lnum
c->lhead_lnum = ubifs_next_log_lnum(c, c->lhead_lnum);
c->lhead_lnum = ubifs_next_log_lnum(c, c->lhead_lnum);
lnum = ubifs_next_log_lnum(c, lnum)) {
*lnum = ubifs_next_log_lnum(c, *lnum);
lnum = ubifs_next_log_lnum(c, lnum);
lnum = ubifs_next_log_lnum(c, lnum);
lnum = ubifs_next_log_lnum(c, lnum);
lnum = ubifs_next_log_lnum(c, c->lhead_lnum);
lnum = ubifs_next_log_lnum(c, lnum);