ifplugd: close signal race

[oweals/busybox.git] / networking / ifplugd.c

diff --git a/networking/ifplugd.c b/networking/ifplugd.c
index 5059eaf73a1dbaca77f16d447569b1b542dff13b..9a67d24d84f11343cc4854efea8e8d78908b97eb 100644 (file)
--- a/networking/ifplugd.c
+++ b/networking/ifplugd.c
@@ -686,6 +686,8 @@ int ifplugd_main(int argc UNUSED_PARAM, char **argv)
                        goto exiting;
                default:
                        bb_got_signal = 0;
+               /* do not clear bb_got_signal if already 0, this can lose signals */
+               case 0:
                        break;
                }