HID: ft260: fix 'cast to restricted' kernel CI bot warnings

Fix 'cast to restricted' sparse warnings reported by kernel test robot
in https://lore.kernel.org/all/202211021607.ssjymlKi-lkp@intel.com/

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Michael Zaidman <michael.zaidman@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

diff --git a/drivers/hid/hid-ft260.c b/drivers/hid/hid-ft260.c
index d5b092b..333341e 100644 (file)
--- a/drivers/hid/hid-ft260.c
+++ b/drivers/hid/hid-ft260.c
@@ -588,7 +588,7 @@ static int ft260_i2c_write_read(struct ft260_device *dev, struct i2c_msg *msgs)
 
        if (ft260_debug) {
                if (wr_len == 2)
-                       read_off = be16_to_cpu(*(u16 *)msgs[0].buf);
+                       read_off = be16_to_cpu(*(__be16 *)msgs[0].buf);
                else
                        read_off = *msgs[0].buf;
 
@@ -830,7 +830,7 @@ static int ft260_byte_show(struct hid_device *hdev, int id, u8 *cfg, int len,
 }
 
 static int ft260_word_show(struct hid_device *hdev, int id, u8 *cfg, int len,
-                          u16 *field, u8 *buf)
+                          __le16 *field, u8 *buf)
 {
        int ret;
 
@@ -859,9 +859,9 @@ static int ft260_word_show(struct hid_device *hdev, int id, u8 *cfg, int len,
 
 #define FT260_I2CST_ATTR_SHOW(name)                                           \
                FT260_ATTR_SHOW(name, ft260_get_i2c_status_report,             \
-                               FT260_I2C_STATUS, u16, ft260_word_show)
+                               FT260_I2C_STATUS, __le16, ft260_word_show)
 
-#define FT260_ATTR_STORE(name, reptype, id, req, type, func)                  \
+#define FT260_ATTR_STORE(name, reptype, id, req, type, ctype, func)           \
        static ssize_t name##_store(struct device *kdev,                       \
                                    struct device_attribute *attr,             \
                                    const char *buf, size_t count)             \
@@ -871,7 +871,7 @@ static int ft260_word_show(struct hid_device *hdev, int id, u8 *cfg, int len,
                type name;                                                     \
                int ret;                                                       \
                                                                               \
-               if (!func(buf, 10, &name)) {                                   \
+               if (!func(buf, 10, (ctype *)&name)) {                          \
                        rep.name = name;                                       \
                        rep.report = id;                                       \
                        rep.request = req;                                     \
@@ -887,11 +887,11 @@ static int ft260_word_show(struct hid_device *hdev, int id, u8 *cfg, int len,
 
 #define FT260_BYTE_ATTR_STORE(name, reptype, req)                             \
                FT260_ATTR_STORE(name, reptype, FT260_SYSTEM_SETTINGS, req,    \
-                                u8, kstrtou8)
+                                u8, u8, kstrtou8)
 
 #define FT260_WORD_ATTR_STORE(name, reptype, req)                             \
                FT260_ATTR_STORE(name, reptype, FT260_SYSTEM_SETTINGS, req,    \
-                                u16, kstrtou16)
+                                __le16, u16, kstrtou16)
 
 FT260_SSTAT_ATTR_SHOW(chip_mode);
 static DEVICE_ATTR_RO(chip_mode);