From dce1a2877778fee172ab74411fcabd77bceb8e12 Mon Sep 17 00:00:00 2001 From: Asias He Date: Thu, 20 Jun 2013 17:20:31 +0800 Subject: VSOCK: Return VMCI_ERROR_NO_MEM when fails to allocate skb vmci_transport_recv_dgram_cb always return VMCI_SUCESS even if we fail to allocate skb, return VMCI_ERROR_NO_MEM instead. Signed-off-by: Asias He Acked-by: Andy King Signed-off-by: David S. Miller --- net/vmw_vsock/vmci_transport.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c index daff75200e25..99b511ddb4cb 100644 --- a/net/vmw_vsock/vmci_transport.c +++ b/net/vmw_vsock/vmci_transport.c @@ -625,13 +625,14 @@ static int vmci_transport_recv_dgram_cb(void *data, struct vmci_datagram *dg) /* Attach the packet to the socket's receive queue as an sk_buff. */ skb = alloc_skb(size, GFP_ATOMIC); - if (skb) { - /* sk_receive_skb() will do a sock_put(), so hold here. */ - sock_hold(sk); - skb_put(skb, size); - memcpy(skb->data, dg, size); - sk_receive_skb(sk, skb, 0); - } + if (!skb) + return VMCI_ERROR_NO_MEM; + + /* sk_receive_skb() will do a sock_put(), so hold here. */ + sock_hold(sk); + skb_put(skb, size); + memcpy(skb->data, dg, size); + sk_receive_skb(sk, skb, 0); return VMCI_SUCCESS; } -- cgit v1.2.2