From: Denys Vlasenko <vda.linux@googlemail.com>
Date: Sun, 29 Apr 2018 11:46:49 +0000 (+0200)
Subject: ifplugd: close signal race
X-Git-Tag: 1_29_0~51
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=bc2e70b4a25e58264cdc236803c32f5a9a0c7e4c;p=oweals%2Fbusybox.git

ifplugd: close signal race

function                                             old     new   delta
ifplugd_main                                        1109    1117      +8

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---

diff --git a/networking/ifplugd.c b/networking/ifplugd.c
index 5059eaf73..9a67d24d8 100644
--- 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;
 		}