w1: Drop allocation error message

Drop the custom error message because kzalloc() already prints
allocation failures.

Signed-off-by: Thorsten Blum <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Krzysztof Kozlowski <[e-mail]>

drivers/w1/w1_int.c

···
 	 * We are in process context(kernel thread), so can sleep.
 	 */
 	dev = kzalloc(sizeof(struct w1_master) + sizeof(struct w1_bus_master), GFP_KERNEL);
-	if (!dev) {
-		pr_err("Failed to allocate %zd bytes for new w1 device.\n",
-			sizeof(struct w1_master));
+	if (!dev)
 		return NULL;
-	}
-
 
 	dev->bus_master = (struct w1_bus_master *)(dev + 1);