diff options
Diffstat (limited to 'drivers/infiniband/core/mad.c')
| -rw-r--r-- | drivers/infiniband/core/mad.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c index e02b5c4fdf09..186e0d652e8b 100644 --- a/drivers/infiniband/core/mad.c +++ b/drivers/infiniband/core/mad.c @@ -3076,9 +3076,11 @@ static int ib_mad_port_close(struct ib_device *device, int port_num) return 0; } -static void ib_mad_init_device(struct ib_device *device) +static int ib_mad_init_device(struct ib_device *device) { int start, i; + unsigned int count = 0; + int ret; start = rdma_start_port(device); @@ -3086,17 +3088,23 @@ static void ib_mad_init_device(struct ib_device *device) if (!rdma_cap_ib_mad(device, i)) continue; - if (ib_mad_port_open(device, i)) { + ret = ib_mad_port_open(device, i); + if (ret) { dev_err(&device->dev, "Couldn't open port %d\n", i); goto error; } - if (ib_agent_port_open(device, i)) { + ret = ib_agent_port_open(device, i); + if (ret) { dev_err(&device->dev, "Couldn't open port %d for agents\n", i); goto error_agent; } + count++; } - return; + if (!count) + return -EOPNOTSUPP; + + return 0; error_agent: if (ib_mad_port_close(device, i)) @@ -3113,6 +3121,7 @@ error: if (ib_mad_port_close(device, i)) dev_err(&device->dev, "Couldn't close port %d\n", i); } + return ret; } static void ib_mad_remove_device(struct ib_device *device, void *client_data) |