Message ID | 20180618170105.1301-1-gvaradar@cisco.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
Series | [net] enic: do not overwrite error code | expand |
From: Govindarajulu Varadarajan <gvaradar@cisco.com> Date: Mon, 18 Jun 2018 10:01:05 -0700 > In failure path, we overwrite err to what vnic_rq_disable() returns. In > case it returns 0, enic_open() returns success in case of error. > > Reported-by: Ben Hutchings <ben.hutchings@codethink.co.uk> > Fixes: e8588e268509 ("enic: enable rq before updating rq descriptors") > Signed-off-by: Govindarajulu Varadarajan <gvaradar@cisco.com> Applied and queued up for -stable.
diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c index 30d2eaa18c04..d3962fb0d32d 100644 --- a/drivers/net/ethernet/cisco/enic/enic_main.c +++ b/drivers/net/ethernet/cisco/enic/enic_main.c @@ -1920,7 +1920,7 @@ static int enic_open(struct net_device *netdev) { struct enic *enic = netdev_priv(netdev); unsigned int i; - int err; + int err, ret; err = enic_request_intr(enic); if (err) { @@ -1977,10 +1977,9 @@ static int enic_open(struct net_device *netdev) err_out_free_rq: for (i = 0; i < enic->rq_count; i++) { - err = vnic_rq_disable(&enic->rq[i]); - if (err) - return err; - vnic_rq_clean(&enic->rq[i], enic_free_rq_buf); + ret = vnic_rq_disable(&enic->rq[i]); + if (!ret) + vnic_rq_clean(&enic->rq[i], enic_free_rq_buf); } enic_dev_notify_unset(enic); err_out_free_intr:
In failure path, we overwrite err to what vnic_rq_disable() returns. In case it returns 0, enic_open() returns success in case of error. Reported-by: Ben Hutchings <ben.hutchings@codethink.co.uk> Fixes: e8588e268509 ("enic: enable rq before updating rq descriptors") Signed-off-by: Govindarajulu Varadarajan <gvaradar@cisco.com> --- drivers/net/ethernet/cisco/enic/enic_main.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-)