From a23950ba57e7e834f0ab5d689693e568e6ed29c9 Mon Sep 17 00:00:00 2001
From: Himanshu Madhani <hmadhani@redhat.com>
Date: Thu, 1 Aug 2019 15:55:53 -0400
Subject: [PATCH 093/124] [scsi] scsi: qla2xxx: Check the size of firmware data
structures at compile time
Message-id: <20190801155618.12650-94-hmadhani@redhat.com>
Patchwork-id: 267877
O-Subject: [RHEL 7.8 e-stor PATCH 093/118] scsi: qla2xxx: Check the size of firmware data structures at compile time
Bugzilla: 1729270
RH-Acked-by: Jarod Wilson <jarod@redhat.com>
RH-Acked-by: Tony Camuso <tcamuso@redhat.com>
From: Bart Van Assche <bvanassche@acm.org>
Bugzilla 1729270
Since the next patch will modify several firmware data structures, add
compile time checks that verify that these structures have the correct
size.
Cc: Himanshu Madhani <hmadhani@marvell.com>
Cc: Giridhar Malavali <gmalavali@marvell.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Acked-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
(cherry picked from commit bc04459ce4e5d394d79fe2a0660d43c1a40b6eb8)
Signed-off-by: Himanshu Madhani <hmadhani@redhat.com>
Signed-off-by: Jan Stancek <jstancek@redhat.com>
---
drivers/scsi/qla2xxx/qla_os.c | 24 ++++++++++++++++++++++++
drivers/scsi/qla2xxx/qla_target.c | 3 +++
2 files changed, 27 insertions(+)
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index bc72d4802844..bf0896af5ad3 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -7364,6 +7364,30 @@ qla2x00_module_init(void)
{
int ret = 0;
+ BUILD_BUG_ON(sizeof(cmd_entry_t) != 64);
+ BUILD_BUG_ON(sizeof(cont_a64_entry_t) != 64);
+ BUILD_BUG_ON(sizeof(cont_entry_t) != 64);
+ BUILD_BUG_ON(sizeof(init_cb_t) != 96);
+ BUILD_BUG_ON(sizeof(ms_iocb_entry_t) != 64);
+ BUILD_BUG_ON(sizeof(request_t) != 64);
+ BUILD_BUG_ON(sizeof(struct access_chip_84xx) != 64);
+ BUILD_BUG_ON(sizeof(struct cmd_bidir) != 64);
+ BUILD_BUG_ON(sizeof(struct cmd_nvme) != 64);
+ BUILD_BUG_ON(sizeof(struct cmd_type_6) != 64);
+ BUILD_BUG_ON(sizeof(struct cmd_type_7) != 64);
+ BUILD_BUG_ON(sizeof(struct cmd_type_7_fx00) != 64);
+ BUILD_BUG_ON(sizeof(struct cmd_type_crc_2) != 64);
+ BUILD_BUG_ON(sizeof(struct ct_entry_24xx) != 64);
+ BUILD_BUG_ON(sizeof(struct ctio_crc2_to_fw) != 64);
+ BUILD_BUG_ON(sizeof(struct els_entry_24xx) != 64);
+ BUILD_BUG_ON(sizeof(struct fxdisc_entry_fx00) != 64);
+ BUILD_BUG_ON(sizeof(struct init_cb_24xx) != 128);
+ BUILD_BUG_ON(sizeof(struct init_cb_81xx) != 128);
+ BUILD_BUG_ON(sizeof(struct pt_ls4_request) != 64);
+ BUILD_BUG_ON(sizeof(struct sns_cmd_pkt) != 2064);
+ BUILD_BUG_ON(sizeof(struct verify_chip_entry_84xx) != 64);
+ BUILD_BUG_ON(sizeof(struct vf_evfp_entry_24xx) != 56);
+
/* Allocate cache for SRBs. */
srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0,
SLAB_HWCACHE_ALIGN, NULL);
diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index 204004431c3f..398a8d6b4db6 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -7407,6 +7407,9 @@ int __init qlt_init(void)
{
int ret;
+ BUILD_BUG_ON(sizeof(struct ctio7_to_24xx) != 64);
+ BUILD_BUG_ON(sizeof(struct ctio_to_2xxx) != 64);
+
if (!qlt_parse_ini_mode()) {
ql_log(ql_log_fatal, NULL, 0xe06b,
"qlt_parse_ini_mode() failed\n");
--
2.13.6