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RDMA/irdma: Use s/g array in post send only when its valid
Send with invalidate verb call can pass in an uninitialized s/g array with 0 sge's which is filled into irdma WQE and causes a HW asynchronous event. Fix this by using the s/g array in irdma post send only when its valid. Fixes: 551c46e ("RDMA/irdma: Add user/kernel shared libraries") Signed-off-by: Sindhu-Devale <sindhu.devale@intel.com> Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com> Link: https://lore.kernel.org/r/20220906223244.1119-5-shiraz.saleem@intel.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
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1 changed files with 2 additions and 1 deletions
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@ -497,7 +497,8 @@ int irdma_uk_send(struct irdma_qp_uk *qp, struct irdma_post_sq_info *info,
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FIELD_PREP(IRDMAQPSQ_IMMDATA, info->imm_data));
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i = 0;
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} else {
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qp->wqe_ops.iw_set_fragment(wqe, 0, op_info->sg_list,
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qp->wqe_ops.iw_set_fragment(wqe, 0,
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frag_cnt ? op_info->sg_list : NULL,
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qp->swqe_polarity);
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i = 1;
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}
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