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-rw-r--r--target/linux/ath25/base-files/lib/upgrade/platform.sh2
1 files changed, 1 insertions, 1 deletions
diff --git a/target/linux/ath25/base-files/lib/upgrade/platform.sh b/target/linux/ath25/base-files/lib/upgrade/platform.sh
index f0b937df22..0dde103605 100644
--- a/target/linux/ath25/base-files/lib/upgrade/platform.sh
+++ b/target/linux/ath25/base-files/lib/upgrade/platform.sh
@@ -67,7 +67,7 @@ platform_do_upgrade() {
[ ${erase_size:-0} -gt 0 ];
then
local append=""
- [ -f "$CONF_TAR" -a "$UPGRADE_OPT_SAVE_CONFIG" -eq 1 ] && append="-j $CONF_TAR"
+ [ -f "$UPGRADE_BACKUP" -a "$UPGRADE_OPT_SAVE_CONFIG" -eq 1 ] && append="-j $UPGRADE_BACKUP"
( dd if="$1" bs=$CI_BLKSZ skip=1 count=$kern_blocks 2>/dev/null; \
dd if="$1" bs=$CI_BLKSZ skip=$((1+$kern_blocks)) count=$root_blocks 2>/dev/null ) | \