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Verify length of the data to read as well.

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This commit is contained in:
Pawel Jakub Dawidek 2005-08-28 00:14:21 +00:00
parent fc3643bb24
commit 3ae0e7d8ae
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=149538
1 changed files with 2 additions and 0 deletions
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2
sys/geom/label/g_label_ntfs.c
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@ -65,6 +65,8 @@ g_label_ntfs_taste(struct g_consumer *cp, char *label, size_t size)
mftrecsz = (char)bf->bf_mftrecsz;
recsize = (mftrecsz > 0) ? (mftrecsz * bf->bf_bps * bf->bf_spc) : (1 << -mftrecsz);
if(recsize % pp->sectorsize != 0)
goto done;
voloff = bf->bf_mftcn * bf->bf_spc * bf->bf_bps +
recsize * NTFS_VOLUMEINO;