contrib/rdmacm-mux: Remove superfluous semicolon

Fixes: a5d2f6f8Signed-off-by: NPhilippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: NPaolo Bonzini <pbonzini@redhat.com>
Reviewed-by: NDr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: NJuan Quintela <quintela@redhat.com>
Message-Id: <20200218094402.26625-14-philmd@redhat.com>
Signed-off-by: NLaurent Vivier <laurent@vivier.eu>

contrib/rdmacm-mux/main.c

@@ -490,7 +490,7 @@ static int read_and_process(int fd)
 
 static int accept_all(void)
 {
-    int fd, rc = 0;;
+    int fd, rc = 0;
 
     pthread_rwlock_wrlock(&server.lock);