generic/386: fill missing brackets in awk

Since commit ea726c4a55c98 to check the correct field from df output,
it introduced a syntax error. Fix it.

Reported-by: Feiyu Zhu <zhufy.jy@cn.fujitsu.com>
Signed-off-by: Yang Xu <xuyang2018.jy@cn.fujitsu.com>
Reviewed-by: Eryu Guan <guaneryu@gmail.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>

diff --git a/tests/generic/386 b/tests/generic/386
index 1291dae04e97174adeaf1dd8ac15062778a3899c..03c010f70ce6e6ce3d3b68e8f6a65847501df32a 100755 (executable)
--- a/tests/generic/386
+++ b/tests/generic/386
@@ -89,7 +89,7 @@ _filter_quota_rpt() {
                        bsize = byte_size($4);
                } else if ($NF ~ proj_dir) {
                        # this is the "df" output
-                       bsize = byte_size($NF-4));
+                       bsize = byte_size($(NF-4));
                } else {
                        next;
                }