passt: Add clang-tidy Makefile target and test, take care of warnings

Most are just about style and form, but a few were actually
serious mistakes (NDP-related).

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/dhcp.c b/dhcp.c
index 7deced1..5c74604 100644
--- a/dhcp.c
+++ b/dhcp.c
@@ -225,9 +225,8 @@ static void opt_set_dns_search(struct ctx *c, size_t max_len)
 					buf[n++] = '\xc0';
 					buf[n++] = dup;
 					break;
-				} else {
-					buf[n++] = '.';
 				}
+				buf[n++] = '.';
 			} else {
 				buf[n++] = *p;
 			}