summaryrefslogtreecommitdiff
path: root/drivers/usb/host/xhci-ring.c
diff options
context:
space:
mode:
authorJakub Kicinski <kuba@kernel.org>2021-01-28 17:09:31 -0800
committerJakub Kicinski <kuba@kernel.org>2021-01-28 17:09:31 -0800
commitc358f95205ff472fb3960a5659304774983ec1c5 (patch)
tree281fa209514d58a69109ac7a2190d7a2a937d93d /drivers/usb/host/xhci-ring.c
parent24a790da0ac4d9bcce2a9becc8799241716672f6 (diff)
parent909b447dcc45db2f9bd5f495f1d16c419812e6df (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
drivers/net/can/dev.c b552766c872f ("can: dev: prevent potential information leak in can_fill_info()") 3e77f70e7345 ("can: dev: move driver related infrastructure into separate subdir") 0a042c6ec991 ("can: dev: move netlink related code into seperate file") Code move. drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c 57ac4a31c483 ("net/mlx5e: Correctly handle changing the number of queues when the interface is down") 214baf22870c ("net/mlx5e: Support HTB offload") Adjacent code changes net/switchdev/switchdev.c 20776b465c0c ("net: switchdev: don't set port_obj_info->handled true when -EOPNOTSUPP") ffb68fc58e96 ("net: switchdev: remove the transaction structure from port object notifiers") bae33f2b5afe ("net: switchdev: remove the transaction structure from port attributes") Transaction parameter gets dropped otherwise keep the fix. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/usb/host/xhci-ring.c')
-rw-r--r--drivers/usb/host/xhci-ring.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 5677b81c0915..cf0c93a90200 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -2931,6 +2931,8 @@ static void queue_trb(struct xhci_hcd *xhci, struct xhci_ring *ring,
trb->field[0] = cpu_to_le32(field1);
trb->field[1] = cpu_to_le32(field2);
trb->field[2] = cpu_to_le32(field3);
+ /* make sure TRB is fully written before giving it to the controller */
+ wmb();
trb->field[3] = cpu_to_le32(field4);
trace_xhci_queue_trb(ring, trb);