diff options
| author | Chris Metcalf <cmetcalf@tilera.com> | 2011-03-17 14:14:12 -0400 |
|---|---|---|
| committer | Chris Metcalf <cmetcalf@tilera.com> | 2011-03-17 14:14:12 -0400 |
| commit | 325d1605542960903c88409b199734a3d8fc6612 (patch) | |
| tree | 9d8eeed393a3b5dcadd1ddb6b76634b464fd6bc7 /drivers/net/macvtap.c | |
| parent | 3c5ead52ed68406c0ee789024c4ae581be8bcee4 (diff) | |
| parent | 521cb40b0c44418a4fd36dc633f575813d59a43d (diff) | |
Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-linus
Diffstat (limited to 'drivers/net/macvtap.c')
| -rw-r--r-- | drivers/net/macvtap.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 5933621ac3f..fc27a9926d9 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -528,8 +528,9 @@ static ssize_t macvtap_get_user(struct macvtap_queue *q, vnet_hdr_len = q->vnet_hdr_sz; err = -EINVAL; - if ((len -= vnet_hdr_len) < 0) + if (len < vnet_hdr_len) goto err; + len -= vnet_hdr_len; err = memcpy_fromiovecend((void *)&vnet_hdr, iv, 0, sizeof(vnet_hdr)); |