[OE-core] [PATCH] kernelsrc.bbclass: Ensure fetch/unpack/patch tasks don't run

[Richard Purdie]

In particular this removes a race condition where a ${S}/patches
directory could be created by do_unpack. This confuses kern-tools.

Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>

diff --git a/meta/classes/kernelsrc.bbclass b/meta/classes/kernelsrc.bbclass
index 11f04e9..4208eff 100644
--- a/meta/classes/kernelsrc.bbclass
+++ b/meta/classes/kernelsrc.bbclass
@@ -1,5 +1,8 @@
 S = "${STAGING_KERNEL_DIR}"
+do_fetch[noexec] = "1"
 do_unpack[depends] += "virtual/kernel:do_patch"
+do_unpack[noexec] = "1"
+do_patch[noexec] = "1"
 do_package[depends] += "virtual/kernel:do_populate_sysroot"
 KERNEL_VERSION = "${@get_kernelversion_file("${S}")}"