The memory region is [start, end), so if the memseg of 'end' isn't
allocated yet, the returned memseg will have zero entries and this will
make 'end' zero (nil).
Fixes: c2fe5823224a ("net/mlx4: use virt2memseg instead of iteration")
Cc: Anatoly Burakov <[email protected]>
Signed-off-by: Yongseok Koh <[email protected]>
---
drivers/net/mlx4/mlx4_mr.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/net/mlx4/mlx4_mr.c b/drivers/net/mlx4/mlx4_mr.c
index e69b43322..f2dcbcb76 100644
--- a/drivers/net/mlx4/mlx4_mr.c
+++ b/drivers/net/mlx4/mlx4_mr.c
@@ -144,9 +144,7 @@ mlx4_mr_get(struct priv *priv, struct rte_mempool *mp)
ms = rte_mem_virt2memseg((void *)start, NULL);
if (ms != NULL)
start = RTE_ALIGN_FLOOR(start, ms->hugepage_sz);
- ms = rte_mem_virt2memseg((void *)end, NULL);
- if (ms != NULL)
- end = RTE_ALIGN_CEIL(end, ms->hugepage_sz);
+ end = RTE_ALIGN_CEIL(end, ms->hugepage_sz);
DEBUG("mempool %p using start=%p end=%p size=%zu for MR",
(void *)mp, (void *)start, (void *)end,
--
2.11.0
