diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c
index 0b65096613d916833003a157dbf4525e77595c4d..d3cf016ad0a00436a803b3fde3978c71e1060781 100644
--- a/drivers/media/i2c/tc358743.c
+++ b/drivers/media/i2c/tc358743.c
@@ -1941,6 +1941,11 @@ static int tc358743_probe_of(struct tc358743_state *state)
 		goto free_endpoint;
 	}
 
+	if (endpoint->bus.mipi_csi2.num_data_lanes > 4) {
+		dev_err(dev, "invalid number of lanes\n");
+		goto free_endpoint;
+	}
+
 	state->bus = endpoint->bus.mipi_csi2;
 
 	ret = clk_prepare_enable(refclk);