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authorLen Brown <len.brown@intel.com>2011-03-23 02:33:54 -0400
committerLen Brown <len.brown@intel.com>2011-03-23 02:33:54 -0400
commit5c129a8600100a5d0f5fdbc1014c5dba1d307bc4 (patch)
tree9877a14b49cff43d0ba10c12f407ec551c77daa5 /drivers/net/macvtap.c
parent797b10a07069e153d41aedb4ae8e76660279e2ee (diff)
parent521cb40b0c44418a4fd36dc633f575813d59a43d (diff)
downloadtalos-op-linux-5c129a8600100a5d0f5fdbc1014c5dba1d307bc4.tar.gz
talos-op-linux-5c129a8600100a5d0f5fdbc1014c5dba1d307bc4.zip
Merge commit 'v2.6.38' into release
Diffstat (limited to 'drivers/net/macvtap.c')
-rw-r--r--drivers/net/macvtap.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index 5933621ac3ff..fc27a9926d9e 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));
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