diff options
| author |   Hal Rosenstock <halr@voltaire.com> | 2005-09-21 12:33:09 -0700 |
|---|---|---|
| committer |   Roland Dreier <rolandd@cisco.com> | 2005-09-21 12:33:09 -0700 |
| commit | f2065e4242e5078d53c521b973c5cd4eae91eca2 (patch) | |
| tree | 08cd44403ac326f41715e918f781d077367cb70b /drivers/infiniband/core/mad_rmpp.c | |
| parent | [IB] Add MAD data field size definitions (diff) | |
| download | linux-dev-f2065e4242e5078d53c521b973c5cd4eae91eca2.tar.xz linux-dev-f2065e4242e5078d53c521b973c5cd4eae91eca2.zip | |
[IB] Fix RMPP receive length calculation
Based on simplification idea from Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Hal Rosenstock <halr@voltaire.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/core/mad_rmpp.c')
| -rw-r--r-- | drivers/infiniband/core/mad_rmpp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/infiniband/core/mad_rmpp.c b/drivers/infiniband/core/mad_rmpp.c index 8f7cef0812f6..e23836d0e21b 100644 --- a/drivers/infiniband/core/mad_rmpp.c +++ b/drivers/infiniband/core/mad_rmpp.c @@ -412,8 +412,8 @@ static inline int get_mad_len(struct mad_rmpp_recv *rmpp_recv) hdr_size = data_offset(rmpp_mad->mad_hdr.mgmt_class); data_size = sizeof(struct ib_rmpp_mad) - hdr_size; - pad = data_size - be32_to_cpu(rmpp_mad->rmpp_hdr.paylen_newwin); - if (pad > data_size || pad < 0) + pad = IB_MGMT_RMPP_DATA - be32_to_cpu(rmpp_mad->rmpp_hdr.paylen_newwin); + if (pad > IB_MGMT_RMPP_DATA || pad < 0) pad = 0; return hdr_size + rmpp_recv->seg_num * data_size - pad; |