Author: ae
Date: Wed Aug 15 12:01:13 2012
New Revision: 239294
URL: http://svn.freebsd.org/changeset/base/239294
Log:
Some BIOSes return incorrect number of sectors, make checks less
strictly, to do not lost some partitions.
Reported by: swills@
Modified:
head/sys/boot/common/part.c
Modified: head/sys/boot/common/part.c
==============================================================================
--- head/sys/boot/common/part.c Wed Aug 15 10:11:29 2012 (r239293)
+++ head/sys/boot/common/part.c Wed Aug 15 12:01:13 2012 (r239294)
@@ -372,8 +372,10 @@ ptable_ebrread(struct ptable *table, voi
if (buf == NULL)
return (table);
for (i = 0; i < MAXEBRENTRIES; i++) {
+#if 0
if (offset >= table->sectors)
break;
+#endif
if (dread(dev, buf, 1, offset) != 0)
break;
dp = (struct dos_partition *)(buf + DOSPARTOFF);
@@ -663,8 +665,10 @@ ptable_open(void *dev, off_t sectors, ui
end = le32toh(dp[i].dp_size);
if (start == 0 || end == 0)
continue;
+#if 0
if (start + end - 1 >= sectors)
continue; /* XXX: ignore */
+#endif
if (dp[i].dp_typ == DOSPTYP_EXT ||
dp[i].dp_typ == DOSPTYP_EXTLBA)
has_ext = 1;
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