auto_update.c: Fix GCC 4.6 build warnings

Fix:
../common/auto_update.c: In function 'au_check_header_valid':
../common/auto_update.c:94:16: warning: variable 'checksum' set but not used [-Wunused-but-set-variable]
../common/auto_update.c: In function 'do_auto_update':
../common/auto_update.c:400:30: warning: variable 'got_ctrlc' set but not used [-Wunused-but-set-variable]

Signed-off-by: Stefan Roese <sr@denx.de>

diff --git a/board/esd/common/auto_update.c b/board/esd/common/auto_update.c
index 4dfea71966b9ed62fdd9a670e00509f378bc14ba..fc60545d048b249febd17993929c17192d191193 100644 (file)
--- a/board/esd/common/auto_update.c
+++ b/board/esd/common/auto_update.c
@@ -91,7 +91,6 @@ int au_check_cksum_valid(int i, long nbytes)
 int au_check_header_valid(int i, long nbytes)
 {
        image_header_t *hdr;
-       unsigned long checksum;
 
        hdr = (image_header_t *)LOAD_ADDR;
 #if defined(CONFIG_FIT)
@@ -127,9 +126,6 @@ int au_check_header_valid(int i, long nbytes)
                return -1;
        }
 
-       /* recycle checksum */
-       checksum = image_get_data_size (hdr);
-
        return 0;
 }
 
@@ -397,7 +393,7 @@ int do_auto_update(void)
 {
        block_dev_desc_t *stor_dev = NULL;
        long sz;
-       int i, res, cnt, old_ctrlc, got_ctrlc;
+       int i, res, cnt, old_ctrlc;
        char buffer[32];
        char str[80];
        int n;
@@ -473,8 +469,6 @@ int do_auto_update(void)
                        /* let the user break out of the loop */
                        if (ctrlc() || had_ctrlc ()) {
                                clear_ctrlc ();
-                               if (res < 0)
-                                       got_ctrlc = 1;
                                break;
                        }
                        cnt++;