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Do not derefer null.

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Reviewed by:	des
This commit is contained in:
tanimura 2002-01-04 01:03:46 +00:00
parent 7a456d7a1e
commit bc1c5ca721
1 changed files with 4 additions and 0 deletions
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4
sys/fs/pseudofs/pseudofs_vncache.c
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@ -221,6 +221,8 @@ pfs_exit(struct proc *p)
vgone(pvd->pvd_vnode);
pvd = prev ? prev->pvd_next : pfs_vncache;
}
if (pvd == NULL)
break;
}
mtx_unlock(&pfs_vncache_mutex);
}
@ -245,6 +247,8 @@ pfs_disable(struct pfs_node *pn)
vgone(pvd->pvd_vnode);
pvd = prev ? prev->pvd_next : pfs_vncache;
}
if (pvd == NULL)
break;
}
mtx_unlock(&pfs_vncache_mutex);
return (0);