linux-kernel - [PATCH v2 14/24] scsi: ipr: Fix struct packed-not-aligned issues

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Message-Id: <20200713080001.128044-15-lee.jones@linaro.org>
Date:   Mon, 13 Jul 2020 08:59:51 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     jejb@...ux.ibm.com, martin.petersen@...cle.com
Cc:     linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org,
        Lee Jones <lee.jones@...aro.org>,
        Brian King <brking@...ibm.com>,
        Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: [PATCH v2 14/24] scsi: ipr: Fix struct packed-not-aligned issues

Fixes the following W=1 kernel build warning(s):

 drivers/scsi/ipr.h:1687:1: warning: alignment 1 of ‘struct ipr_dump_location_entry’ is less than 4 [-Wpacked-not-aligned]
 1687 | }__attribute__((packed));
 | ^
 drivers/scsi/ipr.h:1711:1: warning: alignment 1 of ‘struct ipr_driver_dump’ is less than 4 [-Wpacked-not-aligned]
 1711 | }__attribute__((packed));
 | ^

Cc: Brian King <brking@...ibm.com>
Cc: Alan Cox <alan@...rguk.ukuu.org.uk>
Signed-off-by: Lee Jones <lee.jones@...aro.org>
---
 drivers/scsi/ipr.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h
index 9a0d3d7293206..783ee03ad9ea2 100644
--- a/drivers/scsi/ipr.h
+++ b/drivers/scsi/ipr.h
@@ -1684,7 +1684,7 @@ struct ipr_dump_entry_header {
 struct ipr_dump_location_entry {
 	struct ipr_dump_entry_header hdr;
 	u8 location[20];
-}__attribute__((packed));
+}__attribute__((packed, aligned (4)));
 
 struct ipr_dump_trace_entry {
 	struct ipr_dump_entry_header hdr;
@@ -1708,7 +1708,7 @@ struct ipr_driver_dump {
 	struct ipr_dump_location_entry location_entry;
 	struct ipr_dump_ioa_type_entry ioa_type_entry;
 	struct ipr_dump_trace_entry trace_entry;
-}__attribute__((packed));
+}__attribute__((packed, aligned (4)));
 
 struct ipr_ioa_dump {
 	struct ipr_dump_entry_header hdr;
-- 
2.25.1