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-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 5c10454..2f01cab 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -5460,6 +5460,14 @@ megasas_register_aen(struct megasas_instance *instance, u32 seq_num,
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