nand/mx2: review scope of symbols

Add "static" qualifier to private variable.

Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>

diff --git a/src/flash/nand/mx2.c b/src/flash/nand/mx2.c
index 83e1cb1ce7c01c4a17073dbe06c30f39a4a0efc1..147546d7483d53bf25e304e53b9d8f5f61c21dff 100644 (file)
--- a/src/flash/nand/mx2.c
+++ b/src/flash/nand/mx2.c
@@ -61,7 +61,7 @@ static const char sram_buffer_bounds_err_msg[] =
        "trying to access out of SRAM buffer bound (addr=0x%" PRIx32 ")";
 static const char get_status_register_err_msg[] = "can't get NAND status";
 static uint32_t in_sram_address;
-unsigned char sign_of_sequental_byte_read;
+static unsigned char sign_of_sequental_byte_read;
 
 static int initialize_nf_controller(struct nand_device *nand);
 static int get_next_byte_from_sram_buffer(struct target * target, uint8_t * value);