diff options
| author | Eric Dumazet <eric.dumazet@gmail.com> | 2011-02-16 03:48:38 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-02-22 10:12:01 -0800 |
| commit | 28801f351f76231e8d1e378274d6d56a577b897e (patch) | |
| tree | aa33bee992280bb6c0f799692eac9cf9a22c24a0 | |
| parent | fe29ec41aaa51902aebd63658dfb04fe6fea8be5 (diff) | |
sfc: lower stack usage in efx_ethtool_self_test
drivers/net/sfc/ethtool.c: In function ‘efx_ethtool_self_test’:
drivers/net/sfc/ethtool.c:613: warning: the frame size of 1200 bytes
is larger than 1024 bytes
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/sfc/ethtool.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c index 0e8bb19ed60d..ca886d98bdc7 100644 --- a/drivers/net/sfc/ethtool.c +++ b/drivers/net/sfc/ethtool.c @@ -569,9 +569,14 @@ static void efx_ethtool_self_test(struct net_device *net_dev, struct ethtool_test *test, u64 *data) { struct efx_nic *efx = netdev_priv(net_dev); - struct efx_self_tests efx_tests; + struct efx_self_tests *efx_tests; int already_up; - int rc; + int rc = -ENOMEM; + + efx_tests = kzalloc(sizeof(*efx_tests), GFP_KERNEL); + if (!efx_tests) + goto fail; + ASSERT_RTNL(); if (efx->state != STATE_RUNNING) { @@ -589,13 +594,11 @@ static void efx_ethtool_self_test(struct net_device *net_dev, if (rc) { netif_err(efx, drv, efx->net_dev, "failed opening device.\n"); - goto fail2; + goto fail1; } } - memset(&efx_tests, 0, sizeof(efx_tests)); - - rc = efx_selftest(efx, &efx_tests, test->flags); + rc = efx_selftest(efx, efx_tests, test->flags); if (!already_up) dev_close(efx->net_dev); @@ -604,10 +607,11 @@ static void efx_ethtool_self_test(struct net_device *net_dev, rc == 0 ? "passed" : "failed", (test->flags & ETH_TEST_FL_OFFLINE) ? "off" : "on"); - fail2: - fail1: +fail1: /* Fill ethtool results structures */ - efx_ethtool_fill_self_tests(efx, &efx_tests, NULL, data); + efx_ethtool_fill_self_tests(efx, efx_tests, NULL, data); + kfree(efx_tests); +fail: if (rc) test->flags |= ETH_TEST_FL_FAILED; } |