4.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Shivasharan S <shivasharan.srikanteshw...@broadcom.com>
commit 91b3d9f0069c8307d0b3a4c6843b65a439183318 upstream.
Signed-off-by: Kashyap Desai <kashyap.de...@broadcom.com>
Signed-off-by: Shivasharan S <shivasharan.srikanteshw...@broadcom.com>
Reviewed-by: Hannes Reinecke <h...@suse.com>
Reviewed-by: Tomas Henzl <the...@redhat.com>
Signed-off-by: Martin K. Petersen <martin.peter...@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/scsi/megaraid/megaraid_sas_base.c | 8 ++++++++
1 file changed, 8 insertions(+)
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -5094,6 +5094,14 @@ megasas_register_aen(struct megasas_inst
prev_aen.word =
le32_to_cpu(instance->aen_cmd->frame->dcmd.mbox.w[1]);
+ if ((curr_aen.members.class < MFI_EVT_CLASS_DEBUG) ||
+ (curr_aen.members.class > MFI_EVT_CLASS_DEAD)) {
+ dev_info(&instance->pdev->dev,
+ "%s %d out of range class %d send by
application\n",
+ __func__, __LINE__, curr_aen.members.class);
+ return 0;
+ }
+
/*
* A class whose enum value is smaller is inclusive of all
* higher values. If a PROGRESS (= -1) was previously
