[PATCH -next] powerpc/pmac: Make some symbols static

ppc_override_l2cr/ppc_override_l2cr_value/has_l2cache symbol is not used
outside of setup.c, so commit marks it static.

Reported-by: Hulk Robot <redacted>
Signed-off-by: Zucheng Zheng <redacted>
---
 arch/powerpc/platforms/powermac/setup.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c
index 86aee3f2483f..db5107c80485 100644
--- a/arch/powerpc/platforms/powermac/setup.c
+++ b/arch/powerpc/platforms/powermac/setup.c

@@ -71,9 +71,9 @@
 
 #undef SHOW_GATWICK_IRQS
 
-int ppc_override_l2cr = 0;
-int ppc_override_l2cr_value;
-int has_l2cache = 0;
+static int ppc_override_l2cr;
+static int ppc_override_l2cr_value;
+static int has_l2cache;
 
 int pmac_newworld;
 

-- 
2.17.1