From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 14 Dec 2015 11:02:12 +0000 (+0000)
Subject: linux-atm: add wrapper for br2684ctl to defer nasX device bringup
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=510f5a7209fc4d3127c597aeaefbb89fa54b7fe1;p=openwrt%2Fstaging%2Frmilecki.git

linux-atm: add wrapper for br2684ctl to defer nasX device bringup

Fixes a race condition on netifd device bringup.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 47891
---

diff --git a/package/network/utils/linux-atm/Makefile b/package/network/utils/linux-atm/Makefile
index 51e604c0bb1..9c6cfec95cf 100644
--- a/package/network/utils/linux-atm/Makefile
+++ b/package/network/utils/linux-atm/Makefile
@@ -182,7 +182,10 @@ define Package/br2684ctl/install
 	$(INSTALL_BIN) ./files/br2684ctl $(1)/etc/init.d/
 	$(INSTALL_DATA) ./files/atm.hotplug $(1)/etc/hotplug.d/atm/00-trigger
 	$(INSTALL_DIR) $(1)/usr/sbin
-	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/br2684ctl $(1)/usr/sbin/
+	$(INSTALL_BIN) \
+		./files/br2684ctl_wrap \
+		$(PKG_INSTALL_DIR)/usr/sbin/br2684ctl \
+		$(1)/usr/sbin/
 endef
 
 $(eval $(call BuildPackage,linux-atm))
diff --git a/package/network/utils/linux-atm/files/br2684ctl b/package/network/utils/linux-atm/files/br2684ctl
index 3d122270e9b..1cac4df04d3 100755
--- a/package/network/utils/linux-atm/files/br2684ctl
+++ b/package/network/utils/linux-atm/files/br2684ctl
@@ -58,7 +58,7 @@ start_daemon() {
 
 	procd_open_instance
 	procd_set_param command \
-		/usr/sbin/br2684ctl \
+		/usr/sbin/br2684ctl_wrap "nas$unit" \
 		-c "$unit" -e "$encaps" -p "$payload" \
 		-a "$circuit" ${qos:+-q "$qos"} ${sendsize:+-s "$sendsize"}
 	procd_close_instance
diff --git a/package/network/utils/linux-atm/files/br2684ctl_wrap b/package/network/utils/linux-atm/files/br2684ctl_wrap
new file mode 100644
index 00000000000..d1bc98e014e
--- /dev/null
+++ b/package/network/utils/linux-atm/files/br2684ctl_wrap
@@ -0,0 +1,5 @@
+#!/bin/sh
+. /lib/functions/network.sh
+device="$1"; shift
+network_defer_device "$device"
+exec /usr/sbin/br2684ctl "$@"