staging: vt6656: Fix sparse warnings

This patch fixes the following sparse warnings:
drivers/staging/vt6656/aes_ccmp.c:272:32: warning: restricted __le16 degrades to integer
drivers/staging/vt6656/aes_ccmp.c:274:32: warning: restricted __le16 degrades to integer
drivers/staging/vt6656/aes_ccmp.c:282:32: warning: restricted __le16 degrades to integer

Signed-off-by: Himangi Saraogi <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/vt6656/aes_ccmp.c

···
 	/* MIC_HDR1 */
 	MIC_HDR1[0] = (u8)(wHLen >> 8);
 	MIC_HDR1[1] = (u8)(wHLen & 0xff);
-	byTmp = (u8)(pMACHeader->frame_control & 0xff);
+	byTmp = (u8)(le16_to_cpu(pMACHeader->frame_control) >> 8);
 	MIC_HDR1[2] = byTmp & 0x8f;
-	byTmp = (u8)(pMACHeader->frame_control >> 8);
+	byTmp = (u8)(le16_to_cpu(pMACHeader->frame_control) & 0xff);
 	byTmp &= 0x87;
 	MIC_HDR1[3] = byTmp | 0x40;
 	memcpy(&(MIC_HDR1[4]), pMACHeader->addr1, ETH_ALEN);
···
 
 	/* MIC_HDR2 */
 	memcpy(&(MIC_HDR2[0]), pMACHeader->addr3, ETH_ALEN);
-	byTmp = (u8)(pMACHeader->seq_ctrl & 0xff);
+	byTmp = (u8)(le16_to_cpu(pMACHeader->seq_ctrl) >> 8);
 	MIC_HDR2[6] = byTmp & 0x0f;
 	MIC_HDR2[7] = 0;