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RDMA/core: Free pfn_list with appropriate kvfree call

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Ensure that pfn_list allocated by kvcalloc() is freed using corresponding
kvfree() function. Match memory allocation and free routines kvcalloc -> kvfree.

Fixes: 259e9bd07c ("RDMA/core: Avoid hmm_dma_map_alloc() for virtual DMA devices")
Signed-off-by: Akhilesh Patil <akhilesh@ee.iitb.ac.in>
Link: https://patch.msgid.link/aJjcPjL1BVh8QrMN@bhairav-test.ee.iitb.ac.in
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Akhilesh Patil 2025-08-10 23:21:58 +05:30 committed by Leon Romanovsky
parent 2186e8c39e
commit 111aea0464
1 changed files with 2 additions and 2 deletions
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4
drivers/infiniband/core/umem_odp.c
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@ -115,7 +115,7 @@ static int ib_init_umem_odp(struct ib_umem_odp *umem_odp,
out_free_map: out_free_map:
if (ib_uses_virt_dma(dev)) if (ib_uses_virt_dma(dev))
kfree(map->pfn_list); kvfree(map->pfn_list);
else else
hmm_dma_map_free(dev->dma_device, map); hmm_dma_map_free(dev->dma_device, map);
return ret; return ret;
@ -287,7 +287,7 @@ static void ib_umem_odp_free(struct ib_umem_odp *umem_odp)
mutex_unlock(&umem_odp->umem_mutex); mutex_unlock(&umem_odp->umem_mutex);
mmu_interval_notifier_remove(&umem_odp->notifier); mmu_interval_notifier_remove(&umem_odp->notifier);
if (ib_uses_virt_dma(dev)) if (ib_uses_virt_dma(dev))
kfree(umem_odp->map.pfn_list); kvfree(umem_odp->map.pfn_list);
else else
hmm_dma_map_free(dev->dma_device, &umem_odp->map); hmm_dma_map_free(dev->dma_device, &umem_odp->map);
} }