[PATCH md] lib: raid: raid_cauchy_init() can be static

[kbuild test robot <fengguang.wu@intel.com>]

lib/raid/module.c:417:12: sparse: symbol 'raid_cauchy_init' was not declared. Should it be static?
lib/raid/raid.c:156:9: sparse: symbol 'raid_zero_block' was not declared. Should it be static?

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
---
 module.c |    2 +-
 raid.c   |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/raid/module.c b/lib/raid/module.c
index 8d45ab4..37962b0 100644
--- a/lib/raid/module.c
+++ b/lib/raid/module.c
@@ -414,7 +414,7 @@ int raid_speedtest(int displacement)
 #ifdef __KERNEL__ /* to build the user mode test */
 static int speedtest;
 
-int __init raid_cauchy_init(void)
+static int __init raid_cauchy_init(void)
 {
 	int ret;
 
diff --git a/lib/raid/raid.c b/lib/raid/raid.c
index e1b1660..c662f97 100644
--- a/lib/raid/raid.c
+++ b/lib/raid/raid.c
@@ -153,7 +153,7 @@
 /**
  * Buffer filled with 0 used in recovering.
  */
-uint8_t raid_zero_block[PAGE_SIZE] __aligned(256);
+static uint8_t raid_zero_block[PAGE_SIZE] __aligned(256);
 
 #ifdef RAID_USE_XOR_BLOCKS
 /*