From 882be7c3be72f6d72ae7a81e707154287ea5d289 Mon Sep 17 00:00:00 2001 From: adam radford Date: Fri, 6 Jan 2012 17:02:34 -0800 Subject: [PATCH] [SCSI] megaraid_sas: mask off flags in ioctl path Mask off flags in the ioctl path to prevent memory scribble with older MegaCLI versions. Signed-off-by: Adam Radford Signed-off-by: James Bottomley --- drivers/scsi/megaraid/megaraid_sas_base.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 29a994f9c4f..2bdc70754b1 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -4773,6 +4773,8 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, memcpy(cmd->frame, ioc->frame.raw, 2 * MEGAMFI_FRAME_SIZE); cmd->frame->hdr.context = cmd->index; cmd->frame->hdr.pad_0 = 0; + cmd->frame->hdr.flags &= ~(MFI_FRAME_IEEE | MFI_FRAME_SGL64 | + MFI_FRAME_SENSE64); /* * The management interface between applications and the fw uses -- 2.41.0