[MTD] [NAND] at91_nand: Make part_probes[] static

The part_probes[] should be static.

Signed-off-by: Atsushi Nemoto <[e-mail]>
Acked-by: Jörn Engel <[e-mail]>
Signed-off-by: David Woodhouse <[e-mail]>

drivers/mtd/nand/at91_nand.c

···
 }
 
 #ifdef CONFIG_MTD_PARTITIONS
-const char *part_probes[] = { "cmdlinepart", NULL };
+static const char *part_probes[] = { "cmdlinepart", NULL };
 #endif
 
 /*