1 files changed, 7 insertions, 1 deletions

diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c
index d491e8906..e2fb18aba 100644
--- a/networking/udhcp/dhcpc.c
+++ b/networking/udhcp/dhcpc.c
@@ -1484,7 +1484,13 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
                                         bb_error_msg("no lease, forking to background");
                                         client_background();
                                         /* do not background again! */
-                                        opt = ((opt & ~OPT_b) | OPT_f);
+                                        opt = ((opt & ~(OPT_b|OPT_n)) | OPT_f);
+                                        /* ^^^ also disables -n (-b takes priority over -n):
+                                         * ifup's default udhcpc options are -R -n,
+                                         * and users want to be able to add -b
+                                         * (in a config file) to make it background
+                                         * _and not exit_.
+                                         */
                                 } else
 #endif
                                 if (opt & OPT_n) { /* abort if no lease */