[PATCH -next] drm: bridge: fix wrong pointer passed to PTR_ERR()

[Qiheng Lin]

PTR_ERR should access the value just tested by IS_ERR, otherwise
the wrong error code will be returned.

Reported-by: Hulk Robot <hulkci at huawei.com>
Signed-off-by: Qiheng Lin <linqiheng at huawei.com>
---
 drivers/gpu/drm/bridge/ite-it66121.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/bridge/ite-it66121.c b/drivers/gpu/drm/bridge/ite-it66121.c
index d8a60691fd32..6980c9801d0d 100644
--- a/drivers/gpu/drm/bridge/ite-it66121.c
+++ b/drivers/gpu/drm/bridge/ite-it66121.c
@@ -943,7 +943,7 @@ static int it66121_probe(struct i2c_client *client,
 	ctx->regmap = devm_regmap_init_i2c(client, &it66121_regmap_config);
 	if (IS_ERR(ctx->regmap)) {
 		ite66121_power_off(ctx);
-		return PTR_ERR(ctx);
+		return PTR_ERR(ctx->regmap);
 	}
 
 	regmap_read(ctx->regmap, IT66121_VENDOR_ID0_REG, &vendor_ids[0]);