linux-kernel - [PATCH 3/3] staging: dpaa2-switch: pack the firmware command structures

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Message-Id: <20201119165017.806696-4-ciorneiioana@gmail.com>
Date:   Thu, 19 Nov 2020 18:50:17 +0200
From:   Ioana Ciornei <ciorneiioana@...il.com>
To:     gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org
Cc:     Ioana Ciornei <ioana.ciornei@....com>
Subject: [PATCH 3/3] staging: dpaa2-switch: pack the firmware command structures

From: Ioana Ciornei <ioana.ciornei@....com>

The structures defined in the dpsw-cmd.h header file describe exactly
the layout of commands accepted by the MC firmware. Make sure that all
these structures are packed.

Signed-off-by: Ioana Ciornei <ioana.ciornei@....com>
---
 drivers/staging/fsl-dpaa2/ethsw/dpsw-cmd.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/fsl-dpaa2/ethsw/dpsw-cmd.h b/drivers/staging/fsl-dpaa2/ethsw/dpsw-cmd.h
index c9fb688f387c..450841cc6ca8 100644
--- a/drivers/staging/fsl-dpaa2/ethsw/dpsw-cmd.h
+++ b/drivers/staging/fsl-dpaa2/ethsw/dpsw-cmd.h
@@ -86,6 +86,7 @@
 #define dpsw_get_bit(var, bit) \
 	(((var)  >> (bit)) & GENMASK(0, 0))
 
+#pragma pack(push, 1)
 struct dpsw_cmd_open {
 	__le32 dpsw_id;
 };
@@ -385,4 +386,5 @@ struct dpsw_cmd_if_set_mac_addr {
 	u8 mac_addr[6];
 };
 
+#pragma pack(pop)
 #endif /* __FSL_DPSW_CMD_H */
-- 
2.28.0