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-rw-r--r--common/cmd_doc.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/common/cmd_doc.c b/common/cmd_doc.c
index 31862cf244..e5db1bc360 100644
--- a/common/cmd_doc.c
+++ b/common/cmd_doc.c
@@ -861,8 +861,13 @@ static int find_boot_record(struct NFTLrecord *nftl)
memcpy(mh, buf, sizeof(struct NFTLMediaHeader));
/* Do some sanity checks on it */
- if (mh->UnitSizeFactor != 0xff) {
- puts ("Sorry, we don't support UnitSizeFactor "
+ if (mh->UnitSizeFactor == 0) {
+#ifdef NFTL_DEBUG
+ puts ("UnitSizeFactor 0x00 detected.\n"
+ "This violates the spec but we think we know what it means...\n");
+#endif
+ } else if (mh->UnitSizeFactor != 0xff) {
+ printf ("Sorry, we don't support UnitSizeFactor "
"of != 1 yet.\n");
return -1;
}
@@ -950,6 +955,8 @@ static void DoC2k_init(struct DiskOnChip* this)
/* Ident all the chips present. */
DoC_ScanChips(this);
+ if ((!this->numchips) || (!this->chips))
+ return;
nftl = &this->nftl;
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