staging: rtl8712: fix long-line checkpatch warning

This patch fixes the following warning in rtl871x_xmit.c:

WARNING: line over 80 characters
130: FILE: drivers/staging//rtl8712/rtl871x_xmit.c:130:
+		pxmitbuf->pallocated_buf = kmalloc(MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ,
Signed-off-by: Aiman Najjar <aiman.najjar@hurranet.com>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/de477e0d8f352c1d6cd75d64d84ac6f9017db254.1585508171.git.aiman.najjar@hurranet.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8712/rtl871x_xmit.c

@@ -127,8 +127,8 @@ int _r8712_init_xmit_priv(struct xmit_priv *pxmitpriv,
 	pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmitbuf;
 	for (i = 0; i < NR_XMITBUFF; i++) {
 		INIT_LIST_HEAD(&pxmitbuf->list);
-		pxmitbuf->pallocated_buf = kmalloc(MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ,
-						   GFP_ATOMIC);
+		pxmitbuf->pallocated_buf =
+			kmalloc(MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ, GFP_ATOMIC);
 		if (!pxmitbuf->pallocated_buf)
 			return -ENOMEM;
 		pxmitbuf->pbuf = pxmitbuf->pallocated_buf + XMITBUF_ALIGN_SZ -