tools: socfpga: Stop using global struct socfpga_image

The structure is passed around correctly, create local instances
where necessary and zap the global struct socfpga_image instance.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Dinh Nguyen <dinguyen@kernel.org>
Cc: Chin Liang See <chin.liang.see@intel.com>

diff --git a/tools/socfpgaimage.c b/tools/socfpgaimage.c
index 7f83b50..673c532 100644 (file)
--- a/tools/socfpgaimage.c
+++ b/tools/socfpgaimage.c
@@ -45,14 +45,14 @@
 
 static uint8_t buffer[PADDED_SIZE];
 
-static struct socfpga_header {
+struct socfpga_header {
        uint32_t validation;
        uint8_t  version;
        uint8_t  flags;
        uint16_t length_u32;
        uint16_t zero;
        uint16_t checksum;
-} header;
+};
 
 /*
  * The header checksum is just a very simple checksum over
@@ -75,6 +75,8 @@ static uint16_t hdr_checksum(struct socfpga_header *header)
 static void build_header(uint8_t *buf, uint8_t version, uint8_t flags,
                         uint16_t length_bytes)
 {
+       struct socfpga_header header;
+
        header.validation = cpu_to_le32(VALIDATION_WORD);
        header.version = version;
        header.flags = flags;
@@ -91,6 +93,8 @@ static void build_header(uint8_t *buf, uint8_t version, uint8_t flags,
  */
 static int verify_header(const uint8_t *buf)
 {
+       struct socfpga_header header;
+
        memcpy(&header, buf, sizeof(header));
 
        if (le32_to_cpu(header.validation) != VALIDATION_WORD)