[package] block-mount: add missing chunk of previous commit

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31050 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/block-mount/files/block.sh b/package/block-mount/files/block.sh
index 80f74b2..ac8ca3b 100644 (file)
--- a/package/block-mount/files/block.sh
+++ b/package/block-mount/files/block.sh
@@ -157,7 +157,7 @@ libmount_find_token() {
        local token="$1"
        local value="$2"
        local device
-       device="$(blkid | grep "$token=\"$value\"" | cut -f1 -d:)"
+       device="$(blkid -w /dev/null -c /dev/null | grep "$token=\"$value\"" | cut -f1 -d:)"
        echo "$device"
 }