[PATCH xtables-addons v2 1/3] build: replace obsolete `EXTRA_CFLAGS`

[Jeremy Sowden <jeremy@xxxxxxxxxx>]

`EXTRA_CFLAGS` was superseded by `ccflags-y`, introduced in 2007, and it has
been removed in v6.15.  Replace it.

Signed-off-by: Jeremy Sowden <jeremy@xxxxxxxxxx>
---
 extensions/ACCOUNT/Kbuild | 2 +-
 extensions/pknock/Kbuild  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/extensions/ACCOUNT/Kbuild b/extensions/ACCOUNT/Kbuild
index e71e80bb649f..fa3349ab3e54 100644
--- a/extensions/ACCOUNT/Kbuild
+++ b/extensions/ACCOUNT/Kbuild
@@ -1,5 +1,5 @@
 # -*- Makefile -*-
 
-EXTRA_CFLAGS = -I${src}/..
+ccflags-y += -I${src}/..
 
 obj-m += xt_ACCOUNT.o
diff --git a/extensions/pknock/Kbuild b/extensions/pknock/Kbuild
index 6318ca52a78e..d39eaca4a73a 100644
--- a/extensions/pknock/Kbuild
+++ b/extensions/pknock/Kbuild
@@ -1,5 +1,5 @@
 # -*- Makefile -*-
 
-EXTRA_CFLAGS = -I${src}/..
+ccflags-y += -I${src}/..
 
 obj-m += xt_pknock.o
-- 
2.47.2