From 8d44a2853d8e0ef4dc7fc7c4a2c5e12ca79044ff Mon Sep 17 00:00:00 2001
From: Pratyush Anand <panand@redhat.com>
Date: Mon, 11 Apr 2016 17:31:27 +0530
Subject: [PATCH] kdumpctl: Do not rebuild initramfs when $KDUMP_BOOTDIR is
 read only

When $KDUMP_BOOTDIR is RO then kexec-tools should not try rebuild initramfs
even when conditions for rebuild is met.

Signed-off-by: Pratyush Anand <panand@redhat.com>
Acked-by: Baoquan He <bhe@redhat.com>
Acked-by: Dave Young <dyoung@redhat.com>
---
 kdumpctl | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/kdumpctl b/kdumpctl
index ef18a2d..8ec6b2d 100755
--- a/kdumpctl
+++ b/kdumpctl
@@ -406,6 +406,11 @@ check_rebuild()
 		return 0
 	fi
 
+	if [[ ! -w "$KDUMP_BOOTDIR" ]];then
+		echo "$KDUMP_BOOTDIR does not have write permission. Can not rebuild $TARGET_INITRD"
+		return 1
+	fi
+
 	echo "Rebuilding $TARGET_INITRD"
 	rebuild_initrd
 	return $?