Commit 46e49f43 authored by Dafna Hirschfeld's avatar Dafna Hirschfeld Committed by Oded Gabbay
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habanalabs: if map page fails don't try to unmap it 



The original code tried to unmap a page that was not mapped as part of
the map page error path.

Signed-off-by: default avatarDafna Hirschfeld <dhirschfeld@habana.ai>
Reviewed-by: default avatarOded Gabbay <ogabbay@kernel.org>
Signed-off-by: default avatarOded Gabbay <ogabbay@kernel.org>
parent 6173572f

drivers/misc/habanalabs/common/mmu/mmu.c

+2 −0
Original line number Diff line number Diff line
@@ -403,6 +403,8 @@ int hl_mmu_map_contiguous(struct hl_ctx *ctx, u64 virt_addr, 
			dev_err(hdev->dev,

				"Map failed for va 0x%llx to pa 0x%llx\n",

				curr_va, curr_pa);

			/* last mapping failed so don't try to unmap it - reduce off by page_size */

			off -= page_size;

			goto unmap;

		}

	}