powerpc/lib: Fix randconfig build failure in sstep.c
Under some configs we need to explicitly include cpu_has_feature.h,
otherwise we fail with:
arch/powerpc/lib/sstep.c:1992:7: error: implicit declaration of function 'cpu_has_feature'
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index b64287c..9c78a9c 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -15,6 +15,7 @@
#include <asm/sstep.h>
#include <asm/processor.h>
#include <asm/uaccess.h>
+#include <asm/cpu_has_feature.h>
#include <asm/cputable.h>
extern char system_call_common[];