| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.17 171/343] habanalabs: fix possible memory leak in MMU DR fini | Date | Tue, 12 Apr 2022 08:29:49 +0200 |
| |
From: Ohad Sharabi <osharabi@habana.ai>
[ Upstream commit eb85eec858c1a5c11d3a0bff403f6440b05b40dc ]
This patch fixes what seems to be copy paste error.
We will have a memory leak if the host-resident shadow is NULL (which will likely happen as the DR and HR are not dependent).
Signed-off-by: Ohad Sharabi <osharabi@habana.ai> Reviewed-by: Oded Gabbay <ogabbay@kernel.org> Signed-off-by: Oded Gabbay <ogabbay@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/misc/habanalabs/common/mmu/mmu_v1.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/misc/habanalabs/common/mmu/mmu_v1.c b/drivers/misc/habanalabs/common/mmu/mmu_v1.c index 6134b6ae7615..3cadef97817d 100644 --- a/drivers/misc/habanalabs/common/mmu/mmu_v1.c +++ b/drivers/misc/habanalabs/common/mmu/mmu_v1.c @@ -467,7 +467,7 @@ static void hl_mmu_v1_fini(struct hl_device *hdev) { /* MMU H/W fini was already done in device hw_fini() */ - if (!ZERO_OR_NULL_PTR(hdev->mmu_priv.hr.mmu_shadow_hop0)) { + if (!ZERO_OR_NULL_PTR(hdev->mmu_priv.dr.mmu_shadow_hop0)) { kvfree(hdev->mmu_priv.dr.mmu_shadow_hop0); gen_pool_destroy(hdev->mmu_priv.dr.mmu_pgt_pool); -- 2.35.1
|