From: Mitko Haralanov <[email protected]> Fix a bug which cause the driver to return incorrect MADs as a response to Set(PortInfo) which sets the link width to 0xFF or link speed to 0xF.
Signed-off-by: Mitko Haralanov <[email protected]> Signed-off-by: Mike Marciniszyn <[email protected]> --- drivers/infiniband/hw/qib/qib_mad.c | 7 ++++--- 1 files changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/infiniband/hw/qib/qib_mad.c b/drivers/infiniband/hw/qib/qib_mad.c index 43f8bbd..7c44726 100644 --- a/drivers/infiniband/hw/qib/qib_mad.c +++ b/drivers/infiniband/hw/qib/qib_mad.c @@ -705,7 +705,7 @@ static int subn_set_portinfo(struct ib_smp *smp, struct ib_device *ibdev, lwe = pip->link_width_enabled; if (lwe) { if (lwe == 0xFF) - lwe = ppd->link_width_supported; + set_link_width_enabled(ppd, ppd->link_width_supported); else if (lwe >= 16 || (lwe & ~ppd->link_width_supported)) smp->status |= IB_SMP_INVALID_FIELD; else if (lwe != ppd->link_width_enabled) @@ -720,7 +720,8 @@ static int subn_set_portinfo(struct ib_smp *smp, struct ib_device *ibdev, * speeds. */ if (lse == 15) - lse = ppd->link_speed_supported; + set_link_speed_enabled(ppd, + ppd->link_speed_supported); else if (lse >= 8 || (lse & ~ppd->link_speed_supported)) smp->status |= IB_SMP_INVALID_FIELD; else if (lse != ppd->link_speed_enabled) @@ -849,7 +850,7 @@ static int subn_set_portinfo(struct ib_smp *smp, struct ib_device *ibdev, if (clientrereg) pip->clientrereg_resv_subnetto |= 0x80; - goto done; + goto get_only; err: smp->status |= IB_SMP_INVALID_FIELD; -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
