Fixes from Erik Hovland:

cli-authpubkey.c:
    fix leak of keybuf

cli-kex.c:
    fix leak of fingerprint fp

cli-service.c:
    remove commented out code

dropbearkey.c:
    don't attepmt to free NULL key on failure

common-kex.c:
    only free key if it is initialised

keyimport.c:
    remove dead encrypted-key code
    don't leak a FILE* loading OpenSSH keys

rsa.c, dss.c:
    check return values for some libtommath functions

svr-kex.c:
    check return value retrieving DH kex mpint

svr-tcpfwd.c:
    fix null-dereference if remote tcp forward request fails

tcp-accept.c:
    don't incorrectly free the tcpinfo var

--HG--
extra : convert_revision : 640a55bc710cbaa6d212453c750026c770e19193

cli-kex.c

@@ -122,6 +122,7 @@ static void ask_to_confirm(unsigned char* keyblob, unsigned int keybloblen) {
 	fprintf(stderr, "\nHost '%s' is not in the trusted hosts file.\n(fingerprint %s)\nDo you want to continue connecting? (y/n)\n", 
 			cli_opts.remotehost, 
 			fp);
+	m_free(fp);
 
 	tty = fopen(_PATH_TTY, "r");
 	if (tty) {
@@ -132,7 +133,6 @@ static void ask_to_confirm(unsigned char* keyblob, unsigned int keybloblen) {
 	}
 
 	if (response == 'y') {
-		m_free(fp);
 		return;
 	}