[PATCH v2] mfd: viperboard: fix native fields type in structures as little-endiand

From: Mikhail Lukianchikov

Date: Fri Jul 17 2026 - 08:15:35 EST


Sparse reports several warnings about incorrect type in assignment
(different base types) when building the i2c-viperboard.c driver:

warning: incorrect type in assignment (different base types)
expected unsigned short [usertype] addr
got restricted __le16 [usertype]

Added missing change.

Signed-off-by: Mikhail Lukianchikov <avermoal@xxxxxxxxx>
---
Change in v2:
- Added missing change in vprbrd_i2c_write_hdr structure.

include/linux/mfd/viperboard.h | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/linux/mfd/viperboard.h b/include/linux/mfd/viperboard.h
index 0557667fe544..5761ebdc81b3 100644
--- a/include/linux/mfd/viperboard.h
+++ b/include/linux/mfd/viperboard.h
@@ -47,7 +47,7 @@

struct vprbrd_i2c_write_hdr {
u8 cmd;
- u16 addr;
+ __le16 addr;
u8 len1;
u8 len2;
u8 last;
@@ -57,15 +57,15 @@ struct vprbrd_i2c_write_hdr {

struct vprbrd_i2c_read_hdr {
u8 cmd;
- u16 addr;
+ __le16 addr;
u8 len0;
u8 len1;
u8 len2;
u8 len3;
u8 len4;
u8 len5;
- u16 tf1; /* transfer 1 length */
- u16 tf2; /* transfer 2 length */
+ __le16 tf1; /* transfer 1 length */
+ __le16 tf2; /* transfer 2 length */
} __packed;

struct vprbrd_i2c_status {
@@ -89,7 +89,7 @@ struct vprbrd_i2c_addr_msg {
u8 cmd;
u8 addr;
u8 unknown1;
- u16 len;
+ __le16 len;
u8 unknown2;
u8 unknown3;
} __packed;
--
2.55.0