diff options
Diffstat (limited to 'extensions/libip6t_LOG.c')
-rw-r--r-- | extensions/libip6t_LOG.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/extensions/libip6t_LOG.c b/extensions/libip6t_LOG.c index 3cde0eec..7ca58e55 100644 --- a/extensions/libip6t_LOG.c +++ b/extensions/libip6t_LOG.c @@ -134,6 +134,10 @@ parse(int c, char **argv, int invert, unsigned int *flags, "Maximum prefix length %u for --log-prefix", (unsigned int)sizeof(loginfo->prefix) - 1); + if (strlen(optarg) != strlen(strtok(optarg, "\n"))) + exit_error(PARAMETER_PROBLEM, + "Newlines not allowed in --log-prefix"); + strcpy(loginfo->prefix, optarg); *flags |= IP6T_LOG_OPT_PREFIX; break; |