i2c: mux: reg: failed memory allocation is logged elsewhere

Omit an extra message for a memory allocation failure in this function.

This issue was detected by using the Coccinelle software.
Signed-off-by: NMarkus Elfring <elfring@users.sourceforge.net>
Reviewed-by: NAlexander Sverdlin <alexander.sverdlin@nokia.com>
Signed-off-by: NPeter Rosin <peda@axentia.se>

drivers/i2c/muxes/i2c-mux-reg.c

@@ -127,10 +127,8 @@ static int i2c_mux_reg_probe_dt(struct regmux *mux,
 	values = devm_kzalloc(&pdev->dev,
 			      sizeof(*mux->data.values) * mux->data.n_values,
 			      GFP_KERNEL);
-	if (!values) {
-		dev_err(&pdev->dev, "Cannot allocate values array");
+	if (!values)
 		return -ENOMEM;
-	}
 
 	for_each_child_of_node(np, child) {
 		of_property_read_u32(child, "reg", values + i);