staging: wilc1000: renames u16index variable

This patch renames u16index variable to index
to remove the prefix variable defined name.

Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/wilc1000/coreconfigurator.c b/drivers/staging/wilc1000/coreconfigurator.c
index 2f790f5..49ae9b1 100644
--- a/drivers/staging/wilc1000/coreconfigurator.c
+++ b/drivers/staging/wilc1000/coreconfigurator.c
@@ -243,14 +243,14 @@
 
 static u8 *get_tim_elm(u8 *pu8msa, u16 rx_len, u16 tag_param_offset)
 {
-	u16 u16index;
+	u16 index;
 
-	u16index = tag_param_offset;
+	index = tag_param_offset;
 
-	while (u16index < (rx_len - FCS_LEN)) {
-		if (pu8msa[u16index] == ITIM)
-			return &pu8msa[u16index];
-		u16index += (IE_HDR_LEN + pu8msa[u16index + 1]);
+	while (index < (rx_len - FCS_LEN)) {
+		if (pu8msa[index] == ITIM)
+			return &pu8msa[index];
+		index += (IE_HDR_LEN + pu8msa[index + 1]);
 	}
 
 	return NULL;