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platform/mellanox: mlxbf-tmfifo: fix vring_desc.len assignment

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[ Upstream commit 109f4d29dade8ae5b4ac6325af9d1bc24b4230f8 ]

Fix warnings reported by sparse, related to incorrect type:
drivers/platform/mellanox/mlxbf-tmfifo.c:284:38: warning: incorrect type in assignment (different base types)
drivers/platform/mellanox/mlxbf-tmfifo.c:284:38:    expected restricted __virtio32 [usertype] len
drivers/platform/mellanox/mlxbf-tmfifo.c:284:38:    got unsigned long

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202404040339.S7CUIgf3-lkp@intel.com/
Fixes: 78034cbece ("platform/mellanox: mlxbf-tmfifo: Drop the Rx packet if no more descriptors")
Signed-off-by: David Thompson <davthompson@nvidia.com>
Link: https://lore.kernel.org/r/20250613214608.2250130-1-davthompson@nvidia.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
David Thompson
2025-06-13 21:46:08 +00:00
committed by Greg Kroah-Hartman
parent 3962e5a384
commit edca475158
1 changed files with 2 additions and 1 deletions
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3
drivers/platform/mellanox/mlxbf-tmfifo.c
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@@ -281,7 +281,8 @@ static int mlxbf_tmfifo_alloc_vrings(struct mlxbf_tmfifo *fifo,
vring->align = SMP_CACHE_BYTES;
vring->index = i;
vring->vdev_id = tm_vdev->vdev.id.device;
vring->drop_desc.len = VRING_DROP_DESC_MAX_LEN;
vring->drop_desc.len = cpu_to_virtio32(&tm_vdev->vdev,
VRING_DROP_DESC_MAX_LEN);
dev = &tm_vdev->vdev.dev;
size = vring_size(vring->num, vring->align);