From: Dan Carpenter dan.carpenter@oracle.com
commit 3b89b511ea0c705cc418440e2abf9d692a556d84 upstream.
The "1<<31" shift has a sign extension bug so IFF_TX_SKB_NO_LINEAR is 0xffffffff80000000 instead of 0x0000000080000000.
Fixes: c2ff53d8049f ("net: Add priv_flags for allow tx skb without linear") Signed-off-by: Dan Carpenter dan.carpenter@oracle.com Reviewed-by: Xuan Zhuo xuanzhuo@linux.alibaba.com Link: https://lore.kernel.org/r/YrRrcGttfEVnf85Q@kili Signed-off-by: Jakub Kicinski kuba@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- include/linux/netdevice.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1653,7 +1653,7 @@ enum netdev_priv_flags { IFF_FAILOVER_SLAVE = 1<<28, IFF_L3MDEV_RX_HANDLER = 1<<29, IFF_LIVE_RENAME_OK = 1<<30, - IFF_TX_SKB_NO_LINEAR = 1<<31, + IFF_TX_SKB_NO_LINEAR = BIT_ULL(31), IFF_CHANGE_PROTO_DOWN = BIT_ULL(32), };