Commit 8286e96d authored Nov 10, 2016 by Dexuan Cui Committed by Bjorn Helgaas Nov 16, 2016

PCI: hv: Use the correct buffer size in new_pcichild_device()



We don't really need such a big on-stack buffer.  vmbus_sendpacket() here
only uses sizeof(struct pci_child_message).

Signed-off-by: Dexuan Cui <decui@microsoft.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Jake Oshins <jakeo@microsoft.com>

parent 542ccf45

drivers/pci/host/pci-hyperv.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -1271,9 +1271,9 @@ static struct hv_pci_dev new_pcichild_device(struct hv_pcibus_device hbus,
		struct hv_pci_dev *hpdev;
		struct pci_child_message *res_req;
		struct q_res_req_compl comp_pkt;
		union {
		struct {
		struct pci_packet init_packet;
		u8 buffer[0x100];
		u8 buffer[sizeof(struct pci_child_message)];
		} pkt;
		unsigned long flags;
		int ret;

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