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-rw-r--r--board/mcc200/auto_update.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/board/mcc200/auto_update.c b/board/mcc200/auto_update.c
index faa01bd..90d03ec 100644
--- a/board/mcc200/auto_update.c
+++ b/board/mcc200/auto_update.c
@@ -162,7 +162,7 @@ int au_check_cksum_valid(int idx, long nbytes)
int au_check_header_valid(int idx, long nbytes)
{
image_header_t *hdr;
- unsigned long checksum;
+ unsigned long checksum, fsize;
hdr = (image_header_t *)LOAD_ADDR;
/* check the easy ones first */
@@ -205,7 +205,7 @@ int au_check_header_valid(int idx, long nbytes)
return -1;
}
if ((idx == IDX_ROOTFS) &&
- ( (hdr->ih_type != IH_TYPE_RAMDISK) || (hdr->ih_type != IH_TYPE_FILESYSTEM) )
+ ( (hdr->ih_type != IH_TYPE_RAMDISK) && (hdr->ih_type != IH_TYPE_FILESYSTEM) )
) {
printf ("Image %s wrong type\n", aufile[idx]);
ausize[idx] = 0;
@@ -213,8 +213,10 @@ int au_check_header_valid(int idx, long nbytes)
}
/* recycle checksum */
checksum = ntohl(hdr->ih_size);
- /* for kernel and app the image header must also fit into flash */
- if (idx != IDX_FIRMWARE)
+
+ fsize = checksum + sizeof(*hdr);
+ /* for kernel and ramdisk the image header must also fit into flash */
+ if (idx == IDX_KERNEL || hdr->ih_type == IH_TYPE_RAMDISK)
checksum += sizeof(*hdr);
/* check the size does not exceed space in flash. HUSH scripts */
@@ -224,7 +226,7 @@ int au_check_header_valid(int idx, long nbytes)
return -1;
}
/* Update with the real filesize */
- ausize[idx] = (idx == IDX_FIRMWARE ? checksum + sizeof(*hdr) : checksum);
+ ausize[idx] = fsize;
return checksum; /* return size to be written to flash */
}