clk: mmp: Delete error messages for failed memory allocations

Omit extra messages for a memory allocation failure in these
functions.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

drivers/clk/mmp/clk-gate.c

@@ -103,10 +103,8 @@ struct clk *mmp_clk_register_gate(struct device *dev, const char *name,
 
 	/* allocate the gate */
 	gate = kzalloc(sizeof(*gate), GFP_KERNEL);
-	if (!gate) {
-		pr_err("%s:%s could not allocate gate clk\n", __func__, name);
+	if (!gate)
 		return ERR_PTR(-ENOMEM);
-	}
 
 	init.name = name;
 	init.ops = &mmp_clk_gate_ops;