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scsi: mpi3mr: Fix admin queue memory leak upon soft reset
After a soft reset, while setting up admin queue pairs, the driver initially sets admin request base and admin reply base addresses to NULL. This leads to DMA memory pointed by these pointers getting leaked. Signed-off-by: Ranjan Kumar <ranjan.kumar@broadcom.com> Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com> Link: https://lore.kernel.org/r/20230316110209.60145-3-ranjan.kumar@broadcom.com Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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@ -2597,14 +2597,12 @@ static int mpi3mr_setup_admin_qpair(struct mpi3mr_ioc *mrioc)
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mrioc->num_admin_req = mrioc->admin_req_q_sz /
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MPI3MR_ADMIN_REQ_FRAME_SZ;
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mrioc->admin_req_ci = mrioc->admin_req_pi = 0;
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mrioc->admin_req_base = NULL;
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mrioc->admin_reply_q_sz = MPI3MR_ADMIN_REPLY_Q_SIZE;
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mrioc->num_admin_replies = mrioc->admin_reply_q_sz /
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MPI3MR_ADMIN_REPLY_FRAME_SZ;
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mrioc->admin_reply_ci = 0;
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mrioc->admin_reply_ephase = 1;
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mrioc->admin_reply_base = NULL;
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if (!mrioc->admin_req_base) {
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mrioc->admin_req_base = dma_alloc_coherent(&mrioc->pdev->dev,
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