[PATCH 2/5] mkdumprd: Use get_save_path instead of parsing config

[Kairui Song]

get_save_path provides default value fail back and error check, no need
to repeat it again.

Also remove a redundant echo and grep in get_save_path

Signed-off-by: Kairui Song <kasong(a)redhat.com&gt;
---
 kdump-lib.sh | 4 ++--
 mkdumprd     | 5 +----
 2 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/kdump-lib.sh b/kdump-lib.sh
index d27aa3b..ea41d0c 100755
--- a/kdump-lib.sh
+++ b/kdump-lib.sh
@@ -138,11 +138,11 @@ get_root_fs_device()
 
 get_save_path()
 {
-    local _save_path=$(grep "^path" /etc/kdump.conf|awk '{print $2}')
+    local _save_path=$(awk '$1 == "path" {print $2}' /etc/kdump.conf)
     [ -z "$_save_path" ] && _save_path=$DEFAULT_PATH
 
     # strip the duplicated "/"
-    echo $(echo $_save_path | tr -s /)
+    echo $_save_path | tr -s /
 }
 
 get_block_dump_target()
diff --git a/mkdumprd b/mkdumprd
index c6a0586..d86d9b5 100644
--- a/mkdumprd
+++ b/mkdumprd
@@ -13,10 +13,7 @@ export IN_KDUMP=1
 
 conf_file="/etc/kdump.conf"
 SSH_KEY_LOCATION="/root/.ssh/kdump_id_rsa"
-SAVE_PATH=$(awk '/^path/ {print $2}' $conf_file)
-[ -z "$SAVE_PATH" ] && SAVE_PATH=$DEFAULT_PATH
-# strip the duplicated "/"
-SAVE_PATH=$(echo $SAVE_PATH | tr -s /)
+SAVE_PATH=$(get_save_path)
 OVERRIDE_RESETTABLE=0
 
 extra_modules=""
-- 
2.24.1