clk: si5351: Use devm_kcalloc() in si5351_i2c_probe()

Multiplications for the size determination of memory allocations
indicated that array data structures should be processed.
Thus use the corresponding function "devm_kcalloc".

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/clk-si5351.c

@@ -1535,9 +1535,9 @@ static int si5351_i2c_probe(struct i2c_client *client,
 	else
 		parent_names[1] = si5351_pll_names[1];
 
-	drvdata->msynth = devm_kzalloc(&client->dev, num_clocks *
+	drvdata->msynth = devm_kcalloc(&client->dev, num_clocks,
 				       sizeof(*drvdata->msynth), GFP_KERNEL);
-	drvdata->clkout = devm_kzalloc(&client->dev, num_clocks *
+	drvdata->clkout = devm_kcalloc(&client->dev, num_clocks,
 				       sizeof(*drvdata->clkout), GFP_KERNEL);
 	drvdata->num_clkout = num_clocks;