crypto: sahara - Staticize local symbol

This local symbol is used only in this file.
Fix the following sparse warnings:

drivers/crypto/sahara.c:420:6: warning: symbol 'sahara_watchdog' was not declared. Should it be static?

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/crypto/sahara.c b/drivers/crypto/sahara.c
index c3dc1c04a5df..b076d8110785 100644
--- a/drivers/crypto/sahara.c
+++ b/drivers/crypto/sahara.c
@@ -417,7 +417,7 @@ static void sahara_aes_done_task(unsigned long data)
         dev->req->base.complete(&dev->req->base, dev->error);
 }
 
-void sahara_watchdog(unsigned long data)
+static void sahara_watchdog(unsigned long data)
 {
         struct sahara_dev *dev = (struct sahara_dev *)data;
         unsigned int err = sahara_read(dev, SAHARA_REG_ERRSTATUS);