[PATCH 1/7] options: Check if a port has been given

[Justus Winter <justus@xxxxxxxxxxx>]

* src/options.c (ssh_options_getopt): Only call 'ssh_options_set' if
a port has been given.

Signed-off-by: Justus Winter <justus@xxxxxxxxxxx>
---
 src/options.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/options.c b/src/options.c
index 791d8cb..cae37dd 100644
--- a/src/options.c
+++ b/src/options.c
@@ -1179,7 +1179,9 @@ int ssh_options_getopt(ssh_session session, int *argcptr, char **argv) {
     }
   }
 
-  ssh_options_set(session, SSH_OPTIONS_PORT_STR, port);
+  if (port) {
+    ssh_options_set(session, SSH_OPTIONS_PORT_STR, port);
+  }
 
   ssh_options_set(session, SSH_OPTIONS_SSH1, &ssh1);
   ssh_options_set(session, SSH_OPTIONS_SSH2, &ssh2);
-- 
2.1.4