Fix some checkpatch warnings in calls to udelay()

Fix up some incorrect code style in calls to functions in the linux/time.h
header, mostly udelay().

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/net/lan91c96.c b/drivers/net/lan91c96.c
index c08bd21..1989b66 100644
--- a/drivers/net/lan91c96.c
+++ b/drivers/net/lan91c96.c
@@ -211,7 +211,7 @@
 	SMC_SELECT_BANK(dev, 0);
 	SMC_outw(dev, LAN91C96_RCR_SOFT_RST, LAN91C96_RCR);
 
-	udelay (10);
+	udelay(10);
 
 	/* Disable transmit and receive functionality */
 	SMC_outw(dev, 0, LAN91C96_RCR);
@@ -438,7 +438,7 @@
 
 		/* wait for MMU getting ready (low) */
 		while (SMC_inw(dev, LAN91C96_MMU) & LAN91C96_MMUCR_NO_BUSY)
-			udelay (10);
+			udelay(10);
 
 		PRINTK2("MMU ready\n");
 
@@ -455,7 +455,7 @@
 
 		/* wait for MMU getting ready (low) */
 		while (SMC_inw(dev, LAN91C96_MMU) & LAN91C96_MMUCR_NO_BUSY)
-			udelay (10);
+			udelay(10);
 
 		PRINTK2 ("MMU ready\n");
 	}
@@ -600,13 +600,13 @@
 	}
 
 	while (SMC_inw(dev, LAN91C96_MMU) & LAN91C96_MMUCR_NO_BUSY)
-		udelay (1);		/* Wait until not busy */
+		udelay(1);		/* Wait until not busy */
 
 	/*  error or good, tell the card to get rid of this packet */
 	SMC_outw(dev, LAN91C96_MMUCR_RELEASE_RX, LAN91C96_MMU);
 
 	while (SMC_inw(dev, LAN91C96_MMU) & LAN91C96_MMUCR_NO_BUSY)
-		udelay (1);		/* Wait until not busy */
+		udelay(1);		/* Wait until not busy */
 
 	if (!is_error) {
 		/* Pass the packet up to the protocol layers. */