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If block size is zero, use normal file operations to do I/O,

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this eliminates a divided-by-zero fault.

Recommended by: phk
This commit is contained in:
David Xu 2006-02-22 00:05:12 +00:00
parent 7097537784
commit ad8de0f243
1 changed files with 3 additions and 0 deletions
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3
sys/kern/vfs_aio.c
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@ -1117,6 +1117,9 @@ aio_qphysio(struct proc *p, struct aiocblist *aiocbe)
return (error); return (error);
} }
if (vp->v_bufobj.bo_bsize == 0)
return (-1);
if (cb->aio_nbytes % vp->v_bufobj.bo_bsize) if (cb->aio_nbytes % vp->v_bufobj.bo_bsize)
return (-1); return (-1);