Patch "scsi: lpfc: Set elsiocb contexts to NULL after freeing it" has been added to the 4.4-stable tree

Patch "scsi: lpfc: Set elsiocb contexts to NULL after freeing it" has been added to the 4.4-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    scsi: lpfc: Set elsiocb contexts to NULL after freeing it

to the 4.4-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     scsi-lpfc-set-elsiocb-contexts-to-null-after-freeing-it.patch
and it can be found in the queue-4.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From foo@baz Mon Jul  3 11:12:35 CEST 2017
From: Johannes Thumshirn <jthumshirn@suse.de>
Date: Tue, 10 Jan 2017 12:05:54 +0100
Subject: scsi: lpfc: Set elsiocb contexts to NULL after freeing it

From: Johannes Thumshirn <jthumshirn@suse.de>


[ Upstream commit 8667f515952feefebb3c0f8d9a9266c91b101a46 ]

Set the elsiocb contexts to NULL after freeing as others depend on it.

Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Acked-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/scsi/lpfc/lpfc_els.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -3563,12 +3563,14 @@ lpfc_els_free_iocb(struct lpfc_hba *phba
 		} else {
 			buf_ptr1 = (struct lpfc_dmabuf *) elsiocb->context2;
 			lpfc_els_free_data(phba, buf_ptr1);
+			elsiocb->context2 = NULL;
 		}
 	}
 
 	if (elsiocb->context3) {
 		buf_ptr = (struct lpfc_dmabuf *) elsiocb->context3;
 		lpfc_els_free_bpl(phba, buf_ptr);
+		elsiocb->context3 = NULL;
 	}
 	lpfc_sli_release_iocbq(phba, elsiocb);
 	return 0;


Patches currently in stable-queue which might be from jthumshirn@suse.de are

queue-4.4/scsi-lpfc-set-elsiocb-contexts-to-null-after-freeing-it.patch