diff options
Diffstat (limited to 'console-tools/dumpkmap.c')
| -rw-r--r-- | console-tools/dumpkmap.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/console-tools/dumpkmap.c b/console-tools/dumpkmap.c index 061fc4792..a03b59340 100644 --- a/console-tools/dumpkmap.c +++ b/console-tools/dumpkmap.c @@ -24,12 +24,17 @@ struct kbentry { #define MAX_NR_KEYMAPS 256 int dumpkmap_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; -int dumpkmap_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM) +int dumpkmap_main(int argc UNUSED_PARAM, char **argv) { struct kbentry ke; int i, j, fd; RESERVE_CONFIG_BUFFER(flags, MAX_NR_KEYMAPS); + /* When user accidentally runs "dumpkmap FILE" + * instead of "dumpkmap >FILE", we'd dump binary stuff to tty. + * Let's prevent it: */ + if (argv[1]) + bb_show_usage(); /* bb_warn_ignoring_args(argv[1]);*/ fd = get_console_fd_or_die(); |