linux-kernel - [PATCH] drivers: staging: rts5208: fix endianness handling

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Message-Id: <1484413082-31916-1-git-send-email-omriarad3@gmail.com>
Date:   Sat, 14 Jan 2017 18:58:02 +0200
From:   Omri Arad <omriarad3@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Cc:     Omri Arad <omriarad3@...il.com>
Subject: [PATCH] drivers: staging: rts5208: fix endianness handling

'cb' and 'sgb' were assigned __le values but were not marked as such,
this fixes the following sparse warnings:

drivers/staging/rts5208/rtsx_transport.c:220:34: warning: incorrect type in assignment (different base types)
drivers/staging/rts5208/rtsx_transport.c:220:34:    expected unsigned int [unsigned] [usertype] <noident>
drivers/staging/rts5208/rtsx_transport.c:220:34:    got restricted __le32 [usertype] <noident>
drivers/staging/rts5208/rtsx_transport.c:319:44: warning: incorrect type in assignment (different base types)
drivers/staging/rts5208/rtsx_transport.c:319:44:    expected unsigned long long [unsigned] [long] [long long] [usertype] <noident>
drivers/staging/rts5208/rtsx_transport.c:319:44:    got restricted __le64 [usertype] <noident>
drivers/staging/rts5208/rtsx_transport.c:319:44: warning: incorrect type in assignment (different base types)
drivers/staging/rts5208/rtsx_transport.c:319:44:    expected unsigned long long [unsigned] [long] [long long] [usertype] <noident>
drivers/staging/rts5208/rtsx_transport.c:319:44:    got restricted __le64 [usertype] <noident>

Signed-off-by: Omri Arad <omriarad3@...il.com>
---
 drivers/staging/rts5208/rtsx_transport.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/rts5208/rtsx_transport.c b/drivers/staging/rts5208/rtsx_transport.c
index 4d8e7c5..2379901 100644
--- a/drivers/staging/rts5208/rtsx_transport.c
+++ b/drivers/staging/rts5208/rtsx_transport.c
@@ -207,7 +207,7 @@ void rtsx_invoke_transport(struct scsi_cmnd *srb, struct rtsx_chip *chip)
 void rtsx_add_cmd(struct rtsx_chip *chip,
 		  u8 cmd_type, u16 reg_addr, u8 mask, u8 data)
 {
-	u32 *cb = (u32 *)(chip->host_cmds_ptr);
+	__le32 *cb = (__le32 *)(chip->host_cmds_ptr);
 	u32 val = 0;
 
 	val |= (u32)(cmd_type & 0x03) << 30;
@@ -300,7 +300,7 @@ int rtsx_send_cmd(struct rtsx_chip *chip, u8 card, int timeout)
 static inline void rtsx_add_sg_tbl(
 	struct rtsx_chip *chip, u32 addr, u32 len, u8 option)
 {
-	u64 *sgb = (u64 *)(chip->host_sg_tbl_ptr);
+	__le64 *sgb = (__le64 *)(chip->host_sg_tbl_ptr);
 	u64 val = 0;
 	u32 temp_len = 0;
 	u8  temp_opt = 0;
-- 
2.7.4