pcmcia: at91_cf: make mc static

The symbol is not used outside of the file, so mark it static.

Fixes the following warning:

./drivers/pcmcia/at91_cf.c:49:15: warning: symbol 'mc' was not declared. Should it be static?

Signed-off-by: ruanjinjie <ruanjinjie@huawei.com>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>

diff --git a/drivers/pcmcia/at91_cf.c b/drivers/pcmcia/at91_cf.c
index 92df2c2c5d0762fd1aba3788552257be9901315a..c1297f0ebf03bbec6b1176646490863be70a84fa 100644 (file)
--- a/drivers/pcmcia/at91_cf.c
+++ b/drivers/pcmcia/at91_cf.c
@@ -46,7 +46,7 @@ struct at91_cf_data {
 #define AT91_IDE_SWAP_A0_A2    0x02
 };
 
-struct regmap *mc;
+static struct regmap *mc;
 
 /*--------------------------------------------------------------------------*/