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authorMike Marciniszyn <mike.marciniszyn@intel.com>2016-07-01 15:57:02 -0700
committerDoug Ledford <dledford@redhat.com>2016-07-12 10:46:24 -0400
commit896ce45da2c2f4abc508d443fdecde7de0b3fa7e (patch)
tree4e83c3712ac135406a6d57a999e6ff8a5d5c71a6 /drivers/infiniband/hw/hfi1/chip.c
parent9903fd1374e913f5086b58af09d4e3fd6e9e86fe (diff)
IB/hfi1: Correct issues with sc5 computation
There are several computatations of the sc in the ud receive routine. Besides the code duplication, all are wrong when the sc is greater than 15. In that case the code incorrectly or's a 1 into the computed sc instead of 1 shifted left by 4. Fix precomputed sc5 by using an already implemented routine hdr2sc() and deleting flawed duplicated code. Cc: Stable <stable@vger.kernel.org> # 4.6+ Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com> Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com> Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/chip.c')
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