spi: omap-uwire: add parenthesis for sizeof

Fix missing parenthesis of sizeof reported by checkpatch.pl:
 WARNING: sizeof *pp should be sizeof(*pp).

The kernel coding style suggests thinking of sizeof as a function
and add parenthesis.
Signed-off-by: Zhiqi Song <songzhiqi1@huawei.com>
Link: https://lore.kernel.org/r/1621301902-64158-7-git-send-email-songzhiqi1@huawei.comSigned-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi-omap-uwire.c

@@ -453,7 +453,7 @@ static int uwire_probe(struct platform_device *pdev)
 	struct uwire_spi	*uwire;
 	int			status;
 
-	master = spi_alloc_master(&pdev->dev, sizeof *uwire);
+	master = spi_alloc_master(&pdev->dev, sizeof(*uwire));
 	if (!master)
 		return -ENODEV;