diff options
| -rw-r--r-- | src/or/config.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/or/config.c b/src/or/config.c index 33f0e023d..c6b3cb682 100644 --- a/src/or/config.c +++ b/src/or/config.c @@ -508,6 +508,9 @@ config_free_lines(struct config_line_t *front) static config_var_t *config_find_option(const char *key) { int i; + size_t keylen = strlen(key); + if(!keylen) + return NULL; /* if they say "--" on the commandline, it's not an option */ /* First, check for an exact (case-insensitive) match */ for (i=0; config_vars[i].name; ++i) { if (!strcasecmp(key, config_vars[i].name)) @@ -515,7 +518,7 @@ static config_var_t *config_find_option(const char *key) } /* If none, check for an abbreviated match */ for (i=0; config_vars[i].name; ++i) { - if (!strncasecmp(key, config_vars[i].name, strlen(key))) { + if (!strncasecmp(key, config_vars[i].name, keylen)) { log_fn(LOG_WARN, "The abbreviation '%s' is deprecated. " "Tell Nick and Roger to make it official, or just use '%s' instead", key, config_vars[i].name); |