Commit 5ca136a0 authored by Larry Finger's avatar Larry Finger Committed by Greg Kroah-Hartman
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staging: r8712u: Fix allocations not checked for failure 



The driver has a dev_alloc_skb() and an skb_clone() call that are not
checked for failure.

Signed-off-by: default avatarLarry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 6a5c2319

drivers/staging/rtl8712/rtl8712_recv.c

+4 −0
Original line number Diff line number Diff line
@@ -374,6 +374,8 @@ static int amsdu_to_msdu(struct _adapter *padapter, union recv_frame *prframe) 
		a_len -= ETH_HLEN;

		/* Allocate new skb for releasing to upper layer */

		sub_skb = dev_alloc_skb(nSubframe_Length + 12);

		if (!sub_skb)

			break;

		skb_reserve(sub_skb, 12);

		data_ptr = (u8 *)skb_put(sub_skb, nSubframe_Length);

		memcpy(data_ptr, pdata, nSubframe_Length);
@@ -1094,6 +1096,8 @@ static int recvbuf2recvframe(struct _adapter *padapter, struct sk_buff *pskb) 
			precvframe->u.hdr.rx_end = pkt_copy->data + alloc_sz;

		} else {

			precvframe->u.hdr.pkt = skb_clone(pskb, GFP_ATOMIC);

			if (!precvframe->u.hdr.pkt)

				return _FAIL;

			precvframe->u.hdr.rx_head = pbuf;

			precvframe->u.hdr.rx_data = pbuf;

			precvframe->u.hdr.rx_tail = pbuf;