'rng_dev' is used only in this file.
Fix the following sparse warning:
drivers/char/hw_random/picoxcell-rng.c:36:15: warning: symbol 'rng_dev' was not
declared. Should it be static?
Signed-off-by: Jingoo Han <jg1....@samsung.com>
---
drivers/char/hw_random/picoxcell-rng.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/char/hw_random/picoxcell-rng.c
b/drivers/char/hw_random/picoxcell-rng.c
index 973b951..3d4c229 100644
--- a/drivers/char/hw_random/picoxcell-rng.c
+++ b/drivers/char/hw_random/picoxcell-rng.c
@@ -33,7 +33,7 @@
static void __iomem *rng_base;
static struct clk *rng_clk;
-struct device *rng_dev;
+static struct device *rng_dev;
static inline u32 picoxcell_trng_read_csr(void)
{
--
1.7.10.4
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