[PATCH 4/5] common/rc: use common helper in _require_fanotify_ioerrors for f2fs

[Zorro Lang <zlang@kernel.org>]

The f2fs branch of _require_fanotify_ioerrors() reads the raw
/sys/fs/f2fs/features/fserror path.  Use the new
_get_fs_sysfs_feature_attr helper instead.

Signed-off-by: Zorro Lang <zlang@kernel.org>
---
 common/rc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/common/rc b/common/rc
index 439ca0d5..711c5507 100644
--- a/common/rc
+++ b/common/rc
@@ -6308,8 +6308,8 @@ _require_fanotify_ioerrors()
 		test -n "$x" && return 0
 		;;
 	f2fs)
-		local feat_file="/sys/fs/f2fs/features/fserror"
-		if [ -f "$feat_file" ] && [ "$(cat "$feat_file")" = "supported" ]; then
+		x="$(_get_fs_sysfs_feature_attr fserror 2>/dev/null)"
+		if [ "$x" = "supported" ];then
 			return 0
 		fi
 		;;
-- 
2.55.0