diff options
| author | Mitko Haralanov <mitko@qlogic.com> | 2011-02-23 01:56:37 +0100 |
|---|---|---|
| committer | Roland Dreier <roland@purestorage.com> | 2011-02-23 01:56:37 +0100 |
| commit | cc7fb05946fb1cd2fd0582f9e39f759e20dfeefa (patch) | |
| tree | 5b6bc0af27d0312f558f70b52ff82e17c1694e2b /drivers | |
| parent | Merge branch 'for-linus/bugfixes' of git://xenbits.xen.org/people/ianc/linux-2.6 (diff) | |
| download | linux-cc7fb05946fb1cd2fd0582f9e39f759e20dfeefa.tar.xz linux-cc7fb05946fb1cd2fd0582f9e39f759e20dfeefa.zip | |
IB/qib: Return correct MAD when setting link width to 255
Fix a bug which causes 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 <mitko@qlogic.com>
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@qlogic.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | 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 5ad224e4a38b..4b9e11cc561b 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; |