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nvme-pci: fix leak on sgl setup error

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We need to free the descriptor that was allocated. We also don't
necessarily need to unmap each sgl entry, which was previously being
attempted unconditionally.

Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Keith Busch
2025-07-29 11:12:47 -07:00
committed by Christoph Hellwig
parent 528589947c
commit 4e6e151cf9
1 changed files with 1 additions and 1 deletions
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2
drivers/nvme/host/pci.c
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@@ -935,7 +935,7 @@ static blk_status_t nvme_pci_setup_data_sgl(struct request *req,
nvme_pci_sgl_set_seg(&iod->cmd.common.dptr.sgl, sgl_dma, mapped);
if (unlikely(iter->status))
nvme_free_sgls(req);
nvme_unmap_data(req);
return iter->status;
}