[PATCH v2 06/49] kdumpctl: get rid of a `wc` call

[Kairui Song]

Use `grep -c` instead, as suggested in:
https://github.com/koalaman/shellcheck/wiki/SC2126

Signed-off-by: Kairui Song <kasong(a)redhat.com&gt;
---
 kdumpctl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kdumpctl b/kdumpctl
index 50e92cb4..82010fd7 100755
--- a/kdumpctl
+++ b/kdumpctl
@@ -596,7 +596,7 @@ check_rebuild()
 		#in case of fadump mode, check whether the default/target
 		#initrd is already built with dump capture capability
 		if [ "$DEFAULT_DUMP_MODE" == "fadump" ]; then
-			capture_capable_initrd=$(lsinitrd -f $DRACUT_MODULES_FILE $TARGET_INITRD | grep -e
^kdumpbase$ -e ^zz-fadumpinit$ | wc -l)
+			capture_capable_initrd=$(lsinitrd -f $DRACUT_MODULES_FILE "$TARGET_INITRD" |
grep -c -e ^kdumpbase$ -e ^zz-fadumpinit$)
 		fi
 	fi
 
-- 
2.31.1