ident.c: Trim hint printed when gecos is empty.

diff --git a/daemon.c b/daemon.c
index 5335d212c32a82b10483b10866f361f5c5a5bc85..e66bb802da9faed6e01229fffbe56e3d7cca60c6 100644 (file)
--- a/daemon.c
+++ b/daemon.c
@@ -15,6 +15,10 @@
 #include "exec_cmd.h"
 #include "interpolate.h"
 
+#ifndef HOST_NAME_MAX
+#define HOST_NAME_MAX 256
+#endif
+
 static int log_syslog;
 static int verbose;
 static int reuseaddr;
@@ -446,6 +450,8 @@ void fill_in_extra_table_entries(struct interp *itable)
         * Replace literal host with lowercase-ized hostname.
         */
        hp = interp_table[INTERP_SLOT_HOST].value;
+       if (!hp)
+               return;
        for ( ; *hp; hp++)
                *hp = tolower(*hp);
 
@@ -540,8 +546,10 @@ static int execute(struct sockaddr *addr)
                loginfo("Extended attributes (%d bytes) exist <%.*s>",
                        (int) pktlen - len,
                        (int) pktlen - len, line + len + 1);
-       if (len && line[len-1] == '\n')
+       if (len && line[len-1] == '\n') {
                line[--len] = 0;
+               pktlen--;
+       }
 
        /*
         * Initialize the path interpolation table for this connection.
@@ -830,7 +838,7 @@ static int socksetup(char *listen_addr, int listen_port, int **socklist_p)
 
 #else /* NO_IPV6 */
 
-static int socksetup(char *lisen_addr, int listen_port, int **socklist_p)
+static int socksetup(char *listen_addr, int listen_port, int **socklist_p)
 {
        struct sockaddr_in sin;
        int sockfd;