linux-kernel - [PATCH v4] staging: wilc1000: fix registration frame size

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Date:   Mon, 7 Jan 2019 15:43:05 +0100
From:   Július Milan <jmilan.dev@...il.com>
To:     linux-kernel@...r.kernel.org
Cc:     devel@...verdev.osuosl.org, linux-wireless@...r.kernel.org,
        gregkh@...uxfoundation.org, Adham.Abozaeid@...rochip.com,
        Ajay.Kathat@...rochip.com
Subject: [PATCH v4] staging: wilc1000: fix registration frame size

Fixes the following sparse warnings:

drivers/staging/wilc1000/host_interface.c:2360:30: warning:
 incorrect type in assignment (different base types)
    expected restricted __le32 [addressable] [assigned] [usertype] frame_type
    got restricted __le16 [usertype] <noident>

Fixes: 147ccfd451024 ("staging: wilc1000: handle mgmt_frame_register ops from cfg82011 context")
Signed-off-by: Július Milan <jmilan.dev@...il.com>
---
 drivers/staging/wilc1000/host_interface.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

v3:
- nothing really changed since v1, v2, I just messed emails and then patch
  format, sorry for that, it's my first patch :)

v4:
- changed struct wilc_reg_frame member frame_type type to le16
- reverted cast of frame_type to le32 in wilc_frame_register
- changed subject line, previous version has subject:
  "[PATCH v3] staging: wilc1000: fix cast to restricted __le32"
  https://www.spinics.net/lists/linux-wireless/msg181166.html

diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
index 70c854d939ce..7acb790d850b 100644
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -36,7 +36,7 @@ struct wilc_op_mode {
 struct wilc_reg_frame {
 	bool reg;
 	u8 reg_id;
-	__le32 frame_type;
+	__le16 frame_type;
 } __packed;
 
 struct wilc_drv_handler {
-- 
2.14.5