diff options
| author | Theo de Raadt <deraadt@cvs.openbsd.org> | 1997-10-18 10:35:05 +0000 |
|---|---|---|
| committer | Theo de Raadt <deraadt@cvs.openbsd.org> | 1997-10-18 10:35:05 +0000 |
| commit | 035e821a9286f8b53fc595a4155f108852b2968a (patch) | |
| tree | 8f40cb89b21ea1649f455e209a5231b007d46192 /sys/arch/powerpc | |
| parent | 558f6abeb7d6f078b099609c8d6170f793f35b11 (diff) | |
do not create spoofed partition for DOSTYP_OPENBSD
Diffstat (limited to 'sys/arch/powerpc')
| -rw-r--r-- | sys/arch/powerpc/powerpc/disksubr.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/sys/arch/powerpc/powerpc/disksubr.c b/sys/arch/powerpc/powerpc/disksubr.c index b405e2518f0..45398858d1d 100644 --- a/sys/arch/powerpc/powerpc/disksubr.c +++ b/sys/arch/powerpc/powerpc/disksubr.c @@ -1,4 +1,4 @@ -/* $OpenBSD: disksubr.c,v 1.6 1997/10/14 17:11:12 pefo Exp $ */ +/* $OpenBSD: disksubr.c,v 1.7 1997/10/18 10:35:04 deraadt Exp $ */ /* $NetBSD: disksubr.c,v 1.21 1996/05/03 19:42:03 christos Exp $ */ /* @@ -139,7 +139,7 @@ readdisklabel(dev, strat, lp, osdep) bcopy(bp->b_data + DOSPARTOFF, dp, NDOSPART * sizeof(*dp)); if (ourpart == -1) { - /* Search for our DOS partition */ + /* Search for our MBR partition */ for (dp2=dp, i=0; i < NDOSPART && ourpart == -1; i++, dp2++) if (get_le(&dp2->dp_size) && @@ -153,7 +153,7 @@ readdisklabel(dev, strat, lp, osdep) if (ourpart == -1) goto donot; /* - * This is our DOS partition. need sector address + * This is our MBR partition. need sector address * for SCSI/IDE, cylinder for ESDI/ST506/RLL */ dp2 = &dp[ourpart]; @@ -180,6 +180,10 @@ donot: for (dp2=dp, i=0; i < NDOSPART && n < 8; i++, dp2++) { struct partition *pp = &lp->d_partitions[8+n]; + if (dp2->dp_typ == DOSPTYP_OPENBSD) + continue; + if (get_le(&dp2->dp_size) > lp->d_secperunit) + continue; if (get_le(&dp2->dp_size)) pp->p_size = get_le(&dp2->dp_size); if (get_le(&dp2->dp_start)) @@ -448,7 +452,13 @@ writedisklabel(dev, strat, lp, osdep) goto done; } } - error = ESRCH; + + /* Write it in the regular place. */ + *(struct disklabel *)bp->b_data = *lp; + bp->b_flags = B_BUSY | B_WRITE; + (*strat)(bp); + error = biowait(bp); + goto done; done: bp->b_flags |= B_INVAL; |