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authorLeon Romanovsky <leonro@nvidia.com>2026-01-04 15:51:33 +0200
committerLeon Romanovsky <leon@kernel.org>2026-01-05 04:02:18 -0500
commitac7dea328ab52a6dce40361bb478b80d5004abe0 (patch)
treea5e7eb6be93291afd26b6bbc3c7fd09eebda4460
parentaaecff5e13cd98d9a9260bf2ec83ef3a1bda86a6 (diff)
RDMA/umem: Remove redundant DMABUF ops check
ib_umem_dmabuf_get_with_dma_device() is an in-kernel function and does not require a defensive check for the .move_notify callback. All current callers guarantee that this callback is always present. Link: https://patch.msgid.link/20260104-ib-core-misc-v1-1-00367f77f3a8@nvidia.com Reviewed-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com> Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
-rw-r--r--drivers/infiniband/core/umem_dmabuf.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/infiniband/core/umem_dmabuf.c b/drivers/infiniband/core/umem_dmabuf.c
index 0ec2e4120cc9..939da49b0dcc 100644
--- a/drivers/infiniband/core/umem_dmabuf.c
+++ b/drivers/infiniband/core/umem_dmabuf.c
@@ -129,9 +129,6 @@ ib_umem_dmabuf_get_with_dma_device(struct ib_device *device,
if (check_add_overflow(offset, (unsigned long)size, &end))
return ret;
- if (unlikely(!ops || !ops->move_notify))
- return ret;
-
dmabuf = dma_buf_get(fd);
if (IS_ERR(dmabuf))
return ERR_CAST(dmabuf);