[PATCH v2 20/49] dracut-module-setup.sh: make iscsi check fail early if cd failed

[Kairui Song]

As suggested by:
https://github.com/koalaman/shellcheck/wiki/SC2164

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

diff --git a/dracut-module-setup.sh b/dracut-module-setup.sh
index ef3c809d..3353fe26 100755
--- a/dracut-module-setup.sh
+++ b/dracut-module-setup.sh
@@ -854,7 +854,7 @@ kdump_check_iscsi_targets () {
         _dev=$1
 
         [[ -L /sys/dev/block/$_dev ]] || return
-        cd "$(readlink -f /sys/dev/block/$_dev)"
+        cd "$(readlink -f "/sys/dev/block/$_dev")" || return 1
         until [[ -d sys || -d iscsi_session ]]; do
             cd ..
         done
-- 
2.31.1