Fix spelling of "occurred".

Signed-off-by: Vagrant Cascadian <vagrant@debian.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/net/4xx_enet.c b/drivers/net/4xx_enet.c
index 3c30f42..bc52ed3 100644
--- a/drivers/net/4xx_enet.c
+++ b/drivers/net/4xx_enet.c
@@ -1726,7 +1726,7 @@
 	mtdcr (MAL0_RXDEIR, 0x80000000);
 
 #ifdef INFO_4XX_ENET
-	printf("\nMAL error occured.... ISR = %lx UIC = = %lx	MAL_DEF = %lx  MAL_ERR= %lx\n",
+	printf("\nMAL error occurred.... ISR = %lx UIC = = %lx	MAL_DEF = %lx  MAL_ERR= %lx\n",
 	       isr, uic, maldef, mal_errr);
 #endif
 
@@ -1740,7 +1740,7 @@
 {
 	EMAC_4XX_HW_PST hw_p = dev->priv;
 
-	printf ("EMAC%d error occured.... ISR = %lx\n", hw_p->devnum, isr);
+	printf ("EMAC%d error occurred.... ISR = %lx\n", hw_p->devnum, isr);
 	out_be32((void *)EMAC0_ISR + hw_p->hw_addr, isr);
 }
 
diff --git a/drivers/net/enc28j60.c b/drivers/net/enc28j60.c
index 59ea11c..611eabb 100644
--- a/drivers/net/enc28j60.c
+++ b/drivers/net/enc28j60.c
@@ -381,7 +381,7 @@
 		udelay(1000);
 	}
 
-	/* timeout occured */
+	/* timeout occurred */
 	printf("%s: link down\n", enc->dev->name);
 	return 1;
 }
diff --git a/drivers/net/ne2000_base.c b/drivers/net/ne2000_base.c
index 71d133c..67bf140 100644
--- a/drivers/net/ne2000_base.c
+++ b/drivers/net/ne2000_base.c
@@ -582,7 +582,7 @@
 	/*
 	 * Read in as many packets as we can and acknowledge any and receive
 	 * interrupts. Since the buffer has overflowed, a receive event of
-	 * some kind will have occured.
+	 * some kind will have occurred.
 	 */
 	dp83902a_RxEvent();
 	DP_OUT(base, DP_ISR, DP_ISR_RxP|DP_ISR_RxE);
@@ -592,7 +592,7 @@
 	DP_OUT(base, DP_TCR, DP_TCR_NORMAL);
 
 	/*
-	 * If a transmit command was issued, but no transmit event has occured,
+	 * If a transmit command was issued, but no transmit event has occurred,
 	 * restart it here.
 	 */
 	DP_IN(base, DP_ISR, isr);