diff options
| -rw-r--r-- | drivers/isdn/capi/capiutil.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/isdn/capi/capiutil.c b/drivers/isdn/capi/capiutil.c index 36835ef3f340..36c1b37cea0a 100644 --- a/drivers/isdn/capi/capiutil.c +++ b/drivers/isdn/capi/capiutil.c @@ -489,12 +489,17 @@ static char *mnames[] = * @cmd: command number * @subcmd: subcommand number * - * Return value: static string, NULL if command/subcommand unknown + * Return value: static string */ char *capi_cmd2str(u8 cmd, u8 subcmd) { - return mnames[command_2_index(cmd, subcmd)]; + char *result; + + result = mnames[command_2_index(cmd, subcmd)]; + if (result == NULL) + result = "INVALID_COMMAND"; + return result; } |