haraldwolff/qemu-patch-raspberry4
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Merge remote-tracking branch 'stefanha/net' into staging

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# By Jason Wang (1) and Stefan Hajnoczi (1)
# Via Stefan Hajnoczi
* stefanha/net:
  tap: fix NULL dereference when passing invalid parameters to tap
  vmxnet3: fix NICState cleanup

Message-id: 1370613288-14933-1-git-send-email-stefanha@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Anthony Liguori 2013-06-10 11:37:39 -05:00
parent f7da9c17c1 c87826a878
commit 97f31cbc71
2 changed files with 13 additions and 7 deletions
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2
hw/net/vmxnet3.c
View file

@ -1892,7 +1892,7 @@ static void vmxnet3_net_uninit(VMXNET3State *s)
vmxnet_tx_pkt_reset(s->tx_pkt);
vmxnet_tx_pkt_uninit(s->tx_pkt);
vmxnet_rx_pkt_uninit(s->rx_pkt);
qemu_del_net_client(qemu_get_queue(s->nic));
qemu_del_nic(s->nic);
}
static void vmxnet3_net_init(VMXNET3State *s)

18
net/tap.c
View file

@ -698,9 +698,10 @@ int net_init_tap(const NetClientOptions *opts, const char *name,
if (tap->has_fd) {
if (tap->has_ifname || tap->has_script || tap->has_downscript ||
tap->has_vnet_hdr || tap->has_helper || tap->has_queues ||
tap->has_fds) {
tap->has_fds || tap->has_vhostfds) {
error_report("ifname=, script=, downscript=, vnet_hdr=, "
"helper=, queues=, and fds= are invalid with fd=");
"helper=, queues=, fds=, and vhostfds= "
"are invalid with fd=");
return -1;
}
@ -725,9 +726,10 @@ int net_init_tap(const NetClientOptions *opts, const char *name,
if (tap->has_ifname || tap->has_script || tap->has_downscript ||
tap->has_vnet_hdr || tap->has_helper || tap->has_queues ||
tap->has_fd) {
tap->has_vhostfd) {
error_report("ifname=, script=, downscript=, vnet_hdr=, "
"helper=, queues=, and fd= are invalid with fds=");
"helper=, queues=, and vhostfd= "
"are invalid with fds=");
return -1;
}
@ -765,9 +767,9 @@ int net_init_tap(const NetClientOptions *opts, const char *name,
}
} else if (tap->has_helper) {
if (tap->has_ifname || tap->has_script || tap->has_downscript ||
tap->has_vnet_hdr || tap->has_queues || tap->has_fds) {
tap->has_vnet_hdr || tap->has_queues || tap->has_vhostfds) {
error_report("ifname=, script=, downscript=, and vnet_hdr= "
"queues=, and fds= are invalid with helper=");
"queues=, and vhostfds= are invalid with helper=");
return -1;
}
@ -785,6 +787,10 @@ int net_init_tap(const NetClientOptions *opts, const char *name,
return -1;
}
} else {
if (tap->has_vhostfds) {
error_report("vhostfds= is invalid if fds= wasn't specified");
return -1;
}
script = tap->has_script ? tap->script : DEFAULT_NETWORK_SCRIPT;
downscript = tap->has_downscript ? tap->downscript :
DEFAULT_NETWORK_DOWN_SCRIPT;