kern_tools: allow patching on autocreated/empty branches

Fixes [BUGID #388]

Even if we aren't creating the branch from scratch, it is possible
that it has never been patched before. So let's make sure the
infrastructure for patching is always in place.

Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>

meta/conf/distro/include/poky-default-revisions.inc

@@ -49,7 +49,7 @@ SRCREV_pn-gypsy ??= "147"
 SRCREV_pn-inputproto ??= "7203036522ba9d4b224d282d6afc2d0b947711ee"
 SRCREV_pn-inputproto-native ??= "7203036522ba9d4b224d282d6afc2d0b947711ee"
 SRCREV_pn-inputproto-nativesdk ??= "7203036522ba9d4b224d282d6afc2d0b947711ee"
-SRCREV_pn-kern-tools-native ??= "b865504d89477d7269d01152711cee7e0b71ae5e"
+SRCREV_pn-kern-tools-native ??= "7c6b06f7a39be033d30c8573953ac30baf998051"
 SRCREV_pn-libdrm ??= "3f3c5be6f908272199ccf53f108b1124bfe0a00e"
 SRCREV_pn-libfakekey ??= "2031"
 SRCREV_pn-libgdbus ??= "aeab6e3c0185b271ca343b439470491b99cc587f"

meta/recipes-kernel/kern-tools/kern-tools-native_git.bb

@@ -4,7 +4,7 @@ LIC_FILES_CHKSUM = "file://git/tools/kgit;beginline=5;endline=9;md5=e2bf4415f3d8
 
 DEPENDS = "git-native guilt-native"
 
-PR = r6
+PR = r7
 PV = "0.1+git${SRCPV}"
 
 inherit native