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authorDan Carpenter <dan.carpenter@oracle.com>2014-01-09 08:34:00 +0300
committerDavid S. Miller <davem@davemloft.net>2014-01-13 11:15:58 -0800
commit9ef9730ba84d4021a27d3a1679fd50f9bac0e0e7 (patch)
treeed8610833667ceff37176909fb24d57b39d4c210 /drivers/net/ethernet/chelsio
parent228fdc083b017eaf90e578fa86fb1ecfd5ffae87 (diff)
cxgb4: silence shift wrapping static checker warning
I don't know how large "tp->vlan_shift" is but static checkers worry about shift wrapping bugs here. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Dimitris Michailidis <dm@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/chelsio')
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/l2t.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/l2t.c b/drivers/net/ethernet/chelsio/cxgb4/l2t.c
index cb05be905def..81e8402a74b4 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/l2t.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/l2t.c
@@ -423,7 +423,7 @@ u64 cxgb4_select_ntuple(struct net_device *dev,
* in the Compressed Filter Tuple.
*/
if (tp->vlan_shift >= 0 && l2t->vlan != VLAN_NONE)
- ntuple |= (F_FT_VLAN_VLD | l2t->vlan) << tp->vlan_shift;
+ ntuple |= (u64)(F_FT_VLAN_VLD | l2t->vlan) << tp->vlan_shift;
if (tp->port_shift >= 0)
ntuple |= (u64)l2t->lport << tp->port_shift;