octeon: only copy sysupgrade file if present

this caused

'mv: can't rename '/mnt/sysupgrade.tgz': No such file or directory'

when running sysupgrade -n

Signed-off-by: John Crispin <john@phrozen.org>

diff --git a/target/linux/octeon/base-files/lib/preinit/79_move_config b/target/linux/octeon/base-files/lib/preinit/79_move_config
index 669999e2e37698ff0823f2e4e6f96e795ebf8720..4ab321b690d667a36897147e78f0aca81e07d6ea 100644 (file)
--- a/target/linux/octeon/base-files/lib/preinit/79_move_config
+++ b/target/linux/octeon/base-files/lib/preinit/79_move_config
@@ -5,7 +5,7 @@ move_config() {
        case "$(cat /tmp/sysinfo/board_name)" in
                erlite)
                        mount -t vfat /dev/sda1 /mnt
-                       mv -f /mnt/sysupgrade.tgz /
+                       [ -f /mnt/sysupgrade.tgz ] && mv -f /mnt/sysupgrade.tgz /
                        umount /mnt
                        ;;
        esac