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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-26 23:13:57 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-26 23:13:57 +0400 |
| commit | 4c171acc20794af16a27da25e11ec4e9cad5d9fa (patch) | |
| tree | fb097384d709b7bda982902d999f658bb4f07b2c /drivers/infiniband/core/mad.c | |
| parent | 20e0ec119b2c6cc412addefbe169f4f5e38701e8 (diff) | |
| parent | 8dc4abdf4c82d0e1c47f14b6615406d31975ea66 (diff) | |
| download | linux-4c171acc20794af16a27da25e11ec4e9cad5d9fa.tar.xz | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
RDMA/cma: Save PID of ID's owner
RDMA/cma: Add support for netlink statistics export
RDMA/cma: Pass QP type into rdma_create_id()
RDMA: Update exported headers list
RDMA/cma: Export enum cma_state in <rdma/rdma_cm.h>
RDMA/nes: Add a check for strict_strtoul()
RDMA/cxgb3: Don't post zero-byte read if endpoint is going away
RDMA/cxgb4: Use completion objects for event blocking
IB/srp: Fix integer -> pointer cast warnings
IB: Add devnode methods to cm_class and umad_class
IB/mad: Return EPROTONOSUPPORT when an RDMA device lacks the QP required
IB/uverbs: Add devnode method to set path/mode
RDMA/ucma: Add .nodename/.mode to tell userspace where to create device node
RDMA: Add netlink infrastructure
RDMA: Add error handling to ib_core_init()
Diffstat (limited to 'drivers/infiniband/core/mad.c')
| -rw-r--r-- | drivers/infiniband/core/mad.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c index 822cfdcd9f78..b4d8672a3e4e 100644 --- a/drivers/infiniband/core/mad.c +++ b/drivers/infiniband/core/mad.c @@ -276,6 +276,13 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device, goto error1; } + /* Verify the QP requested is supported. For example, Ethernet devices + * will not have QP0 */ + if (!port_priv->qp_info[qpn].qp) { + ret = ERR_PTR(-EPROTONOSUPPORT); + goto error1; + } + /* Allocate structures */ mad_agent_priv = kzalloc(sizeof *mad_agent_priv, GFP_KERNEL); if (!mad_agent_priv) { |