Author: avg
Date: Mon Apr 12 20:54:56 2010
New Revision: 206503
URL: http://svn.freebsd.org/changeset/base/206503
Log:
MFC r206098: mountmsdosfs: reject too high value of bytes per cluster
Modified:
stable/7/sys/fs/msdosfs/msdosfs_vfsops.c
Directory Properties:
stable/7/sys/ (props changed)
stable/7/sys/cddl/contrib/opensolaris/ (props changed)
stable/7/sys/contrib/dev/acpica/ (props changed)
stable/7/sys/contrib/pf/ (props changed)
Modified: stable/7/sys/fs/msdosfs/msdosfs_vfsops.c
==============================================================================
--- stable/7/sys/fs/msdosfs/msdosfs_vfsops.c Mon Apr 12 20:53:17 2010
(r206502)
+++ stable/7/sys/fs/msdosfs/msdosfs_vfsops.c Mon Apr 12 20:54:56 2010
(r206503)
@@ -558,6 +558,7 @@ mountmsdosfs(struct vnode *devvp, struct
|| (pmp->pm_BytesPerSec & (pmp->pm_BytesPerSec - 1))
|| (pmp->pm_HugeSectors == 0)
|| (pmp->pm_FATsecs == 0)
+ || (SecPerClust * pmp->pm_BlkPerSec > MAXBSIZE / DEV_BSIZE)
) {
error = EINVAL;
goto error_exit;
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