procd: fix parsing of the has_env parameter

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Backport of r42883

SVN-Revision: 42886

diff --git a/package/system/procd/files/nand.sh b/package/system/procd/files/nand.sh
index 4aa56e37ae5fd7979d8ed3d1d38e6b97a6a852e8..4894b81f79827cafe0deeb822192c111a3140bae 100644 (file)
--- a/package/system/procd/files/nand.sh
+++ b/package/system/procd/files/nand.sh
@@ -122,7 +122,7 @@ nand_upgrade_prepare_ubi() {
                ubiattach -m "$mtdnum"
                sync
                ubidev="$( nand_find_ubi "$CI_UBIPART" )"
-               [ -z "$has_env" ] || {
+               [ "$has_env" -gt 0 ] && {
                        ubimkvol /dev/$ubidev -n 0 -N ubootenv -s 1MiB
                        ubimkvol /dev/$ubidev -n 1 -N ubootenv2 -s 1MiB
                }