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Commit 13b968d5 authored by Fred Herard's avatar Fred Herard Committed by Greg Kroah-Hartman
Browse files

scsi: libiscsi: Fix NULL pointer dereference in iscsi_eh_session_reset 



[ 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: default avatarFred Herard <fred.herard@oracle.com>
Reviewed-by: default avatarKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Reviewed-by: default avatarLee Duncan <lduncan@suse.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent b288daf8

drivers/scsi/libiscsi.c

+2 −2
Original line number Diff line number Diff line
@@ -2416,8 +2416,8 @@ 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;