ca-certificates: clean up before do_compile()

Otherwise the script which converts mozilla certificates extracts
each certificate twice.

(From OE-Core rev: 3aae6a3c2786713115451f6b6fe151ba69369c1d)

Signed-off-by: Andreas Oberritter <obi@opendreambox.org>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/meta/recipes-support/ca-certificates/ca-certificates_20141019.bb b/meta/recipes-support/ca-certificates/ca-certificates_20141019.bb
index e5a482138f..421b87ec02 100644
--- a/meta/recipes-support/ca-certificates/ca-certificates_20141019.bb
+++ b/meta/recipes-support/ca-certificates/ca-certificates_20141019.bb
@@ -29,6 +29,10 @@ EXTRA_OEMAKE = "\
     'SBINDIR=${sbindir}' \
 "
 
+do_compile_prepend() {
+    oe_runmake clean
+}
+
 do_install () {
     install -d ${D}${datadir}/ca-certificates \
                ${D}${sysconfdir}/ssl/certs \