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authorKenneth R Westerback <krw@cvs.openbsd.org>2006-09-16 14:56:13 +0000
committerKenneth R Westerback <krw@cvs.openbsd.org>2006-09-16 14:56:13 +0000
commit5eb18275d5f599528c5f4b8e4f00a190668d1070 (patch)
treeb51db191094845101bda34df20f30e1a97328161 /sys/arch/macppc
parent323127da28857fb031b3953bca7dbec13cb816ea (diff)
Revert new check for DOS partitions running past d_secperunit (e.g.
r1.54 of i386/disksubr.c). The check incorrectly handled extended partitions. Possibly a symptom of a deeper problem with extended partition offsets that will be addressed post-4.0. Problem reported/fix tested by A. Velichinsky, cause diagnosed by otto@. ok pedro@ mickey@ miod@ deraadt@
Diffstat (limited to 'sys/arch/macppc')
-rw-r--r--sys/arch/macppc/macppc/disksubr.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/sys/arch/macppc/macppc/disksubr.c b/sys/arch/macppc/macppc/disksubr.c
index de962013ae6..35195b5e07b 100644
--- a/sys/arch/macppc/macppc/disksubr.c
+++ b/sys/arch/macppc/macppc/disksubr.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: disksubr.c,v 1.21 2006/08/20 03:14:21 krw Exp $ */
+/* $OpenBSD: disksubr.c,v 1.22 2006/09/16 14:56:11 krw Exp $ */
/* $NetBSD: disksubr.c,v 1.21 1996/05/03 19:42:03 christos Exp $ */
/*
@@ -260,13 +260,10 @@ donot:
*/
for (dp2=dp, i=0; i < NDOSPART && n < 8; i++, dp2++) {
struct partition *pp = &lp->d_partitions[8+n];
- u_int64_t blkno = (u_int64_t)part_blkno +
- (u_int64_t)letoh32(dp2->dp_start) +
- (u_int64_t)letoh32(dp2->dp_size);
if (dp2->dp_typ == DOSPTYP_OPENBSD)
continue;
- if (blkno > lp->d_secperunit)
+ if (letoh32(dp2->dp_size) > lp->d_secperunit)
continue;
if (letoh32(dp2->dp_size))
pp->p_size = letoh32(dp2->dp_size);