mvebu: puzzle-m90x: wipe rootfs_data on sysupgrade

[openwrt/openwrt.git] / target / linux / mvebu / cortexa72 / base-files / lib / upgrade / emmc-puzzle.sh

diff --git a/target/linux/mvebu/cortexa72/base-files/lib/upgrade/emmc-puzzle.sh b/target/linux/mvebu/cortexa72/base-files/lib/upgrade/emmc-puzzle.sh
index 5e5c356ed6946ab98c5a2a39b037aeef96bcc30f..9a33b7714ccef220d9359266e7133eae60f25553 100755 (executable)
--- a/target/linux/mvebu/cortexa72/base-files/lib/upgrade/emmc-puzzle.sh
+++ b/target/linux/mvebu/cortexa72/base-files/lib/upgrade/emmc-puzzle.sh
@@ -32,5 +32,7 @@ platform_do_upgrade_emmc() {
        v "Writing new UUID to /dev/$diskdev..."
        get_image_dd "$1" of="/dev/$diskdev" bs=1 skip=440 count=4 seek=440 conv=fsync
 
+       dd if=/dev/zero of=$(find_mmc_part rootfs_data) bs=512 count=8
+
        sleep 1
 }