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Staging: hv: netvsc: Get rid of release_inbound_net_device() by inlining the code 

Get rid of release_inbound_net_device() by inlining the code.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
K. Y. Srinivasan 2011-08-27 11:31:15 -07:00 committed by Greg Kroah-Hartman
parent 3852409b88
commit 124f506dc1
1 changed files with 2 additions and 22 deletions
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24
drivers/staging/hv/netvsc.c
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@ -88,23 +88,6 @@ static void put_net_device(struct hv_device *device)
atomic_dec(&net_device->refcnt);
}
static struct netvsc_device *release_inbound_net_device(
struct hv_device *device)
{
struct netvsc_device *net_device;
net_device = device->ext;
if (net_device == NULL)
return NULL;
/* Busy wait until the ref drop to 1, then set it to 0 */
while (atomic_cmpxchg(&net_device->refcnt, 1, 0) != 1)
udelay(100);
device->ext = NULL;
return net_device;
}
static int netvsc_destroy_recv_buf(struct netvsc_device *net_device)
{
struct nvsp_message *revoke_packet;
@ -400,9 +383,8 @@ int netvsc_device_remove(struct hv_device *device)
netvsc_disconnect_vsp(net_device);
/* Stop inbound traffic ie receives and sends completions */
net_device = release_inbound_net_device(device);
atomic_dec(&net_device->refcnt);
device->ext = NULL;
/*
* Wait until the ref cnt falls to 0.
* We have already stopped any new references
@ -967,8 +949,6 @@ cleanup:
kfree(packet);
}
release_inbound_net_device(device);
kfree(net_device);
}