drm/nouveau/i2c: fix a bit of a thinko in nv_wri2cr helper functions

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c b/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c
index 1ee53d3cbd01..e09af329120e 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c
@@ -46,13 +46,13 @@ nv_rdi2cr(struct nouveau_i2c_port *port, u8 addr, u8 reg)
 int
 nv_wri2cr(struct nouveau_i2c_port *port, u8 addr, u8 reg, u8 val)
 {
+        u8 buf[2] = { reg, val };
         struct i2c_msg msgs[] = {
-                { .addr = addr, .flags = 0, .len = 1, .buf = &reg },
-                { .addr = addr, .flags = 0, .len = 1, .buf = &val },
+                { .addr = addr, .flags = 0, .len = 2, .buf = buf },
         };
 
-        int ret = i2c_transfer(&port->adapter, msgs, 2);
-        if (ret != 2)
+        int ret = i2c_transfer(&port->adapter, msgs, 1);
+        if (ret != 1)
                 return -EIO;
 
         return 0;