Fix length of integer that's shifted by DNS_RPZ_ZMASK()

7 jobs for 168-coverity-incorrect-shifting-in-dns_rpz_mask in 7 minutes and 8 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Precheck
passed #5392
linux docker
precheck:debian:sid:amd64

00:00:10

 
  Build
passed #5393
linux docker
build:debian:sid:amd64

00:02:08

passed #5394
linux docker
build:debian:sid:i386

00:02:11

 
  Test
passed #5397
linux docker
systemtest:debian:sid:amd64

00:04:39

passed #5398
linux docker
systemtest:debian:sid:i386

00:04:37

passed #5395
linux docker
unittest:debian:sid:amd64

00:00:44

passed #5396
linux docker
unittest:debian:sid:i386

00:00:47