busybox: put udhcpc in background

If the interface is slow to come up udhcpc will continue in the background

[YOCTO #6339]

Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/recipes-core/busybox/busybox.inc b/meta/recipes-core/busybox/busybox.inc
index 0c1969c89004125b8f57a5d397213a15e28c422f..f6cb039543b516d6e752398e485e50ad6d50ac0b 100644 (file)
--- a/meta/recipes-core/busybox/busybox.inc
+++ b/meta/recipes-core/busybox/busybox.inc
@@ -119,6 +119,7 @@ do_prepare_config () {
          {if(net==2&&$0 !~ /^#/&&$1){print("# "$1" is not set")}else{print}}' \
                  ${S}/.config.oe-tmp > ${S}/.config
        fi
+       sed -i 's/CONFIG_IFUPDOWN_UDHCPC_CMD_OPTIONS="-R -n"/CONFIG_IFUPDOWN_UDHCPC_CMD_OPTIONS="-R -b"/' ${S}/.config
 }
 
 # returns all the elements from the src uri that are .cfg files