diff options
| author | Hal Rosenstock <halr@voltaire.com> | 2005-09-19 13:51:01 -0700 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2005-09-19 13:51:01 -0700 |
| commit | eff4c654b1a4a5e5493fbdc3affa6dd48765c085 (patch) | |
| tree | 1ddbbdaa978b310f5ac11b9778ac8e5f775d0783 | |
| parent | 6577ae51cf52f5fb0e4a85e673dd7bf2d0074e3e (diff) | |
[PATCH] IB: Fix data length for RMPP SA sends
We need to subtract off the header length from our payload
length when sending multi-packet SA messages.
Signed-off-by: Hal Rosenstock <halr@voltaire.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
| -rw-r--r-- | drivers/infiniband/core/user_mad.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c index 7c2f03057dd..a64d6b4dcc1 100644 --- a/drivers/infiniband/core/user_mad.c +++ b/drivers/infiniband/core/user_mad.c @@ -334,10 +334,11 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf, ret = -EINVAL; goto err_ah; } - /* Validate that management class can support RMPP */ + + /* Validate that the management class can support RMPP */ if (rmpp_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_ADM) { hdr_len = offsetof(struct ib_sa_mad, data); - data_len = length; + data_len = length - hdr_len; } else if ((rmpp_mad->mad_hdr.mgmt_class >= IB_MGMT_CLASS_VENDOR_RANGE2_START) && (rmpp_mad->mad_hdr.mgmt_class <= IB_MGMT_CLASS_VENDOR_RANGE2_END)) { hdr_len = offsetof(struct ib_vendor_mad, data); |