fprintf(f,
"Usage: ... bridge_slave [ state STATE ] [ priority PRIO ] [cost COST ]\n"
" [ guard {on | off} ]\n"
- " [ hairpin {on | off} ] \n"
+ " [ hairpin {on | off} ]\n"
" [ fastleave {on | off} ]\n"
" [ root_block {on | off} ]\n"
" [ learning {on | off} ]\n"