target/linux/generic/hack-6.6/920-device_tree_cmdline.patch

   1 From e08bcbbaa52fcc41f02743fd2e62a33255ce52da Mon Sep 17 00:00:00 2001
   2 From: OpenWrt community <openwrt-devel@lists.openwrt.org>
   3 Date: Wed, 13 Jul 2022 13:52:28 +0200
   4 Subject: [PATCH] of/ftd: add device tree cmdline
   5
   6 ---
   7  drivers/of/fdt.c | 3 +++
   8  1 file changed, 3 insertions(+)
   9
  10 --- a/drivers/of/fdt.c
  11 +++ b/drivers/of/fdt.c
  12 @@ -1185,6 +1185,9 @@ int __init early_init_dt_scan_chosen(cha
  13         p = of_get_flat_dt_prop(node, "bootargs", &l);
  14         if (p != NULL && l > 0)
  15                 strscpy(cmdline, p, min(l, COMMAND_LINE_SIZE));
  16 +       p = of_get_flat_dt_prop(node, "bootargs-append", &l);
  17 +       if (p != NULL && l > 0)
  18 +               strlcat(cmdline, p, min_t(int, strlen(cmdline) + (int)l, COMMAND_LINE_SIZE));
  19
  20  handle_cmdline:
  21         /*