From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shivasharan S Subject: [PATCH 01/14] megaraid_sas: zero out IOC INIT and stream detection memory Date: Fri, 5 Jan 2018 05:27:36 -0800 Message-ID: <1515158869-26693-2-git-send-email-shivasharan.srikanteshwara@broadcom.com> References: <1515158869-26693-1-git-send-email-shivasharan.srikanteshwara@broadcom.com> Return-path: Received: from mail-pf0-f195.google.com ([209.85.192.195]:35014 "EHLO mail-pf0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751624AbeAEN3K (ORCPT ); Fri, 5 Jan 2018 08:29:10 -0500 Received: by mail-pf0-f195.google.com with SMTP id j124so2182026pfc.2 for ; Fri, 05 Jan 2018 05:29:10 -0800 (PST) In-Reply-To: <1515158869-26693-1-git-send-email-shivasharan.srikanteshwara@broadcom.com> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: linux-scsi@vger.kernel.org Cc: kashyap.desai@broadcom.com, sumit.saxena@broadcom.com, Shivasharan S Memory allocated for IOC_INIT command and stream detection array are not zero'd before using. Use kzalloc instead of kmalloc to zero out the memory allocated. Signed-off-by: Sumit Saxena Signed-off-by: Shivasharan S --- drivers/scsi/megaraid/megaraid_sas_base.c | 2 +- drivers/scsi/megaraid/megaraid_sas_fusion.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index cc54bdb5c712..ed106cbd4440 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -5387,7 +5387,7 @@ static int megasas_init_fw(struct megasas_instance *instance) } for (i = 0; i < MAX_LOGICAL_DRIVES_EXT; ++i) { fusion->stream_detect_by_ld[i] = - kmalloc(sizeof(struct LD_STREAM_DETECT), + kzalloc(sizeof(struct LD_STREAM_DETECT), GFP_KERNEL); if (!fusion->stream_detect_by_ld[i]) { dev_err(&instance->pdev->dev, diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index 65dc4fea6352..0d6d4dedad62 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -1603,7 +1603,7 @@ static int megasas_alloc_ioc_init_frame(struct megasas_instance *instance) fusion = instance->ctrl_context; - cmd = kmalloc(sizeof(struct megasas_cmd), GFP_KERNEL); + cmd = kzalloc(sizeof(struct megasas_cmd), GFP_KERNEL); if (!cmd) { dev_err(&instance->pdev->dev, "Failed from func: %s line: %d\n", -- 2.14.1