diff --git a/apps/app_voicemail.c b/apps/app_voicemail.c index c253b3e98f1c4598b870bf2219d76810d966bf7e..92ca1262e484835cdb22e26bf312852a15f6cddb 100755 --- a/apps/app_voicemail.c +++ b/apps/app_voicemail.c @@ -4461,7 +4461,7 @@ static int vm_authenticate(struct ast_channel *chan, char *mailbox, int mailbox_ return -1; } } - if (prefix) { + if (prefix && !ast_strlen_zero(prefix)) { char fullusername[80] = ""; strncpy(fullusername, prefix, sizeof(fullusername) - 1); strncat(fullusername, mailbox, sizeof(fullusername) - 1 - strlen(fullusername)); @@ -4476,7 +4476,7 @@ static int vm_authenticate(struct ast_channel *chan, char *mailbox, int mailbox_ else { if (option_verbose > 2) ast_verbose( VERBOSE_PREFIX_3 "Incorrect password '%s' for user '%s' (context = %s)\n", password, mailbox, context ? context : "<any>"); - if (prefix) + if (prefix && !ast_strlen_zero(prefix)) strncpy(mailbox, "", mailbox_size -1); } logretries++;