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yaml
---
r: 314495
b: refs/heads/master
c: d299cd5
h: refs/heads/master
i:
  314493: 4d30b81
  314491: 3760f9f
  314487: de44e2a
  314479: f3e15fc
  314463: ab8be9e
  314431: 0690f22
  314367: 6de2581
v: v3
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Jiri Pirko authored and David S. Miller committed Jun 19, 2012
1 parent 321bbc9 commit f33d7ae
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Showing 2 changed files with 22 additions and 9 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 0402788a6cda4e204a805e83eaaff64fef9e4418
refs/heads/master: d299cd51166c156c77250f4cdd6363b74fd2f77e
29 changes: 21 additions & 8 deletions trunk/drivers/net/team/team.c
Original file line number Diff line number Diff line change
Expand Up @@ -479,6 +479,20 @@ rx_handler_result_t team_dummy_receive(struct team *team,
return RX_HANDLER_ANOTHER;
}

static const struct team_mode __team_no_mode = {
.kind = "*NOMODE*",
};

static bool team_is_mode_set(struct team *team)
{
return team->mode != &__team_no_mode;
}

static void team_set_no_mode(struct team *team)
{
team->mode = &__team_no_mode;
}

static void team_adjust_ops(struct team *team)
{
/*
Expand All @@ -487,13 +501,13 @@ static void team_adjust_ops(struct team *team)
*/

if (list_empty(&team->port_list) ||
!team->mode || !team->mode->ops->transmit)
!team_is_mode_set(team) || !team->mode->ops->transmit)
team->ops.transmit = team_dummy_transmit;
else
team->ops.transmit = team->mode->ops->transmit;

if (list_empty(&team->port_list) ||
!team->mode || !team->mode->ops->receive)
!team_is_mode_set(team) || !team->mode->ops->receive)
team->ops.receive = team_dummy_receive;
else
team->ops.receive = team->mode->ops->receive;
Expand All @@ -508,7 +522,7 @@ static int __team_change_mode(struct team *team,
const struct team_mode *new_mode)
{
/* Check if mode was previously set and do cleanup if so */
if (team->mode) {
if (team_is_mode_set(team)) {
void (*exit_op)(struct team *team) = team->ops.exit;

/* Clear ops area so no callback is called any longer */
Expand All @@ -518,7 +532,7 @@ static int __team_change_mode(struct team *team,
if (exit_op)
exit_op(team);
team_mode_put(team->mode);
team->mode = NULL;
team_set_no_mode(team);
/* zero private data area */
memset(&team->mode_priv, 0,
sizeof(struct team) - offsetof(struct team, mode_priv));
Expand Down Expand Up @@ -553,7 +567,7 @@ static int team_change_mode(struct team *team, const char *kind)
return -EBUSY;
}

if (team->mode && strcmp(team->mode->kind, kind) == 0) {
if (team_is_mode_set(team) && strcmp(team->mode->kind, kind) == 0) {
netdev_err(dev, "Unable to change to the same mode the team is in\n");
return -EINVAL;
}
Expand Down Expand Up @@ -912,11 +926,9 @@ static int team_port_del(struct team *team, struct net_device *port_dev)
* Net device ops
*****************/

static const char team_no_mode_kind[] = "*NOMODE*";

static int team_mode_option_get(struct team *team, struct team_gsetter_ctx *ctx)
{
ctx->data.str_val = team->mode ? team->mode->kind : team_no_mode_kind;
ctx->data.str_val = team->mode->kind;
return 0;
}

Expand Down Expand Up @@ -1014,6 +1026,7 @@ static int team_init(struct net_device *dev)

team->dev = dev;
mutex_init(&team->lock);
team_set_no_mode(team);

team->pcpu_stats = alloc_percpu(struct team_pcpu_stats);
if (!team->pcpu_stats)
Expand Down

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