With clang 15, the following -Werror warning is produced: sys/contrib/openzfs/module/zfs/zfs_fm.c:256:6: error: variable 'cnt' set but not used [-Werror,-Wunused-but-set-variable] int cnt = 0; ^ The 'cnt' variable does not seem to be used for anything, but since this is contributed code, suppress the warning instead. MFC after: 3 days