Style fixes

* Fix cstyle issue in shrinker.h which exceeded 80 columns.
* Silence shellcheck warning in zpool.d/smart script.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>

cmd/zpool/zpool.d/smart

@@ -71,6 +71,7 @@ fi
 
 smartctl_path=$(command -v smartctl)
 
+# shellcheck disable=SC2015
 if [ -b "$VDEV_UPATH" ] && [ -x "$smartctl_path" ] || [ -n "$samples" ] ; then
 	if [ -n "$samples" ] ; then
 		# cat a smartctl output text file instead of running smartctl

include/os/linux/spl/sys/shrinker.h

@@ -97,7 +97,7 @@ static struct shrinker varname = {					\
 static struct shrinker varname = {					\
 	.count_objects = countfunc,					\
 	.scan_objects = scanfunc,					\
-	.seeks = seek_cost							\
+	.seeks = seek_cost						\
 }
 
 #else