Messages in this thread | | | Subject | Re: Potential NULL pointer deference in scsi: scsi_transport_spi | From | James Bottomley <> | Date | Mon, 07 Oct 2019 13:54:27 -0700 |
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On Mon, 2019-10-07 at 13:30 -0700, Yizhuo Zhai wrote: > Hi All: > > drivers/scsi/scsi_transport_spi.c: > > Inside function store_spi_transport_period(), dev_to_shost() > could return NULL
No, it can't. The device model ensures that a SCSI target or device must be parented to a host.
James
> , however, the return value shost is not > checked and get used. This could potentially be unsafe. >
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