umdns: update seccomp filter rules

Add 'writev' syscall to list of allowed syscalls.

Signed-off-by: Daniel Golle <[email protected]>

package/network/services/umdns/Makefile

@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=umdns
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE_URL=$(PROJECT_GIT)/project/mdnsd.git
 PKG_SOURCE_PROTO:=git

package/network/services/umdns/files/umdns.json

@@ -5,6 +5,7 @@
 			"names": [
 				"read",
 				"write",
+				"writev",
 				"open",
 				"close",
 				"time",