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Commit 24268fd1 authored by Dan Carpenter's avatar Dan Carpenter Committed by Martin K. Petersen
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scsi: dpt_i2o: use after free in adpt_release() 



The scsi_host_put() function frees "pHba" and then we dereference it on
the next line when we do "scsi_host_put(pHba->host);".

[mkp: included fix from hch]

Fixes: 38e09e3b ("scsi: dpt_i2o: stop using scsi_unregister")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 83c9f08e

drivers/scsi/dpt_i2o.c

+4 −2
Original line number Diff line number Diff line
@@ -304,10 +304,12 @@ static int adpt_detect(struct scsi_host_template* sht) 


static void adpt_release(adpt_hba *pHba)

{

	scsi_remove_host(pHba->host);

	struct Scsi_Host *shost = pHba->host;



	scsi_remove_host(shost);

//	adpt_i2o_quiesce_hba(pHba);

	adpt_i2o_delete_hba(pHba);

	scsi_host_put(pHba->host);

	scsi_host_put(shost);

}