AuxXxilium/linux_dsm_epyc7002
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nfp: remove defensive checks around ndo_open()/ndo_close()

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Device open and close handlers check if the device is already
in the desired state.  Thanks to our reconfig infrastructure
this should not be necessary, there doesn't seem to be any
code in the driver which depends on it.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jakub Kicinski 2017-03-21 17:59:20 -07:00 committed by David S. Miller
parent 28b0cfee7b
commit 219ad6c1c3
1 changed files with 0 additions and 10 deletions
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10
drivers/net/ethernet/netronome/nfp/nfp_net_common.c
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@ -2233,11 +2233,6 @@ static int nfp_net_netdev_open(struct net_device *netdev)
struct nfp_net *nn = netdev_priv(netdev);
int err, r;
if (nn->dp.ctrl & NFP_NET_CFG_CTRL_ENABLE) {
nn_err(nn, "Dev is already enabled: 0x%08x\n", nn->dp.ctrl);
return -EBUSY;
}
/* Step 1: Allocate resources for rings and the like
* - Request interrupts
* - Allocate RX and TX ring resources
@ -2368,11 +2363,6 @@ static int nfp_net_netdev_close(struct net_device *netdev)
{
struct nfp_net *nn = netdev_priv(netdev);
if (!(nn->dp.ctrl & NFP_NET_CFG_CTRL_ENABLE)) {
nn_err(nn, "Dev is not up: 0x%08x\n", nn->dp.ctrl);
return 0;
}
/* Step 1: Disable RX and TX rings from the Linux kernel perspective
*/
nfp_net_close_stack(nn);