WS cleanup: remove trailing white space

Signed-off-by: Wolfgang Denk <wd@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 582129d..d0351b2 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -4,7 +4,7 @@
  * drivers and users.
  *
  * Copyright © 1999-2010 David Woodhouse <dwmw2@infradead.org>
- * Copyright © 2006      Red Hat UK Limited 
+ * Copyright © 2006      Red Hat UK Limited
  *
  */
 
@@ -123,7 +123,7 @@
 	} else {
 		*next = 0;
 	}
-	
+
 	return ret;
 }
 
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
index b1fd779..0c26e1d 100644
--- a/drivers/mtd/nand/raw/nand_base.c
+++ b/drivers/mtd/nand/raw/nand_base.c
@@ -907,7 +907,7 @@
 
  	u32 timer = (CONFIG_SYS_HZ * timeo) / 1000;
  	u32 time_start;
- 
+
  	time_start = get_timer(0);
  	while (get_timer(time_start) < timer) {
 		if (chip->dev_ready) {
diff --git a/drivers/mtd/nand/raw/nand_util.c b/drivers/mtd/nand/raw/nand_util.c
index 5cc256b..d03b864 100644
--- a/drivers/mtd/nand/raw/nand_util.c
+++ b/drivers/mtd/nand/raw/nand_util.c
@@ -189,7 +189,7 @@
 
 #define NAND_CMD_LOCK_TIGHT     0x2c
 #define NAND_CMD_LOCK_STATUS    0x7a
- 
+
 /******************************************************************************
  * Support for locking / unlocking operations of some NAND devices
  *****************************************************************************/
diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c
index 61e38ba..e2bd326 100644
--- a/drivers/mtd/ubi/build.c
+++ b/drivers/mtd/ubi/build.c
@@ -115,7 +115,7 @@
 #else
 struct ubi_device *ubi_devices[UBI_MAX_DEVICES];
 #endif
- 
+
 #ifndef __UBOOT__
 /* Serializes UBI devices creations and removals */
 DEFINE_MUTEX(ubi_devices_mutex);