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Fix use-after-free introduced in r234036.

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Reviewed by:	mckusick
Tested by:	pho
This commit is contained in:
Edward Tomasz Napierala 2012-04-21 10:45:46 +00:00
parent 86dc3a9ae2
commit 72b8ff1c74
1 changed files with 5 additions and 1 deletions
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6
sys/ufs/ffs/ffs_vfsops.c
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@ -699,10 +699,14 @@ ffs_reload(struct mount *mp, struct thread *td)
* We no longer know anything about clusters per cylinder group.
*/
if (fs->fs_contigsumsize > 0) {
lp = fs->fs_maxcluster;
fs->fs_maxcluster = lp = space;
for (i = 0; i < fs->fs_ncg; i++)
*lp++ = fs->fs_contigsumsize;
space = lp;
}
size = fs->fs_ncg * sizeof(u_int8_t);
fs->fs_contigdirs = (u_int8_t *)space;
bzero(fs->fs_contigdirs, size);
loop:
MNT_VNODE_FOREACH_ALL(vp, mp, mvp) {