[openwrt/openwrt] lldpd: add reload trigger

[LEDE Commits]

stintel pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/53247d3cb43e1ecc5feef1753ca541e3c8f76110

commit 53247d3cb43e1ecc5feef1753ca541e3c8f76110
Author: Stijn Tintel <stijn at linux-ipv6.be>
AuthorDate: Sun Nov 14 21:18:13 2021 +0200

    lldpd: add reload trigger
    
    This is needed to reload the service when calling reload_config, if the
    UCI config has changed.
    
    Signed-off-by: Stijn Tintel <stijn at linux-ipv6.be>
---
 package/network/services/lldpd/Makefile         | 2 +-
 package/network/services/lldpd/files/lldpd.init | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/package/network/services/lldpd/Makefile b/package/network/services/lldpd/Makefile
index fcfbc18286..8eb7e35716 100644
--- a/package/network/services/lldpd/Makefile
+++ b/package/network/services/lldpd/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=lldpd
 PKG_VERSION:=1.0.13
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://media.luffy.cx/files/lldpd
diff --git a/package/network/services/lldpd/files/lldpd.init b/package/network/services/lldpd/files/lldpd.init
index 74fece7227..5b39144921 100644
--- a/package/network/services/lldpd/files/lldpd.init
+++ b/package/network/services/lldpd/files/lldpd.init
@@ -56,6 +56,10 @@ write_lldpd_conf()
 	[ -e $LLDPD_CONFS_DIR ] || ln -s /etc/lldpd.d $LLDPD_CONFS_DIR
 }
 
+service_triggers() {
+	procd_add_reload_trigger "lldpd"
+}
+
 start_service() {
 
 	local enable_cdp