4.9-stable review patch. If anyone has any objections, please let me know.
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[ Upstream commit 5db6dd14b31397e8cccaaddab2ff44ebec1acf25 ]
This commit addresses NULL pointer dereference in iscsi_eh_session_reset. Reference should not be made to session->leadconn when session->state is set to ISCSI_STATE_TERMINATE.
Signed-off-by: Fred Herard fred.herard@oracle.com Reviewed-by: Konrad Rzeszutek Wilk konrad.wilk@oracle.com Reviewed-by: Lee Duncan lduncan@suse.com Signed-off-by: Martin K. Petersen martin.petersen@oracle.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/scsi/libiscsi.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index cc8f2a7c2463..c79743de48f9 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -2414,8 +2414,8 @@ int iscsi_eh_session_reset(struct scsi_cmnd *sc) failed: ISCSI_DBG_EH(session, "failing session reset: Could not log back into " - "%s, %s [age %d]\n", session->targetname, - conn->persistent_address, session->age); + "%s [age %d]\n", session->targetname, + session->age); spin_unlock_bh(&session->frwd_lock); mutex_unlock(&session->eh_mutex); return FAILED;