Author: slavash
Date: Wed Dec 5 13:29:16 2018
New Revision: 341542
URL: https://svnweb.freebsd.org/changeset/base/341542
Log:
mlx4core: Avoid multiplication overflow by casting multiplication.
Submitted by: hselasky@
Approved by: hselasky (mentor)
MFC after: 1 week
Sponsored by: Mellanox Technologies
Modified:
head/sys/dev/mlx4/mlx4_core/mlx4_icm.c
Modified: head/sys/dev/mlx4/mlx4_core/mlx4_icm.c
==============================================================================
--- head/sys/dev/mlx4/mlx4_core/mlx4_icm.c Wed Dec 5 13:28:46 2018
(r341541)
+++ head/sys/dev/mlx4/mlx4_core/mlx4_icm.c Wed Dec 5 13:29:16 2018
(r341542)
@@ -411,7 +411,7 @@ int mlx4_init_icm_table(struct mlx4_dev *dev, struct m
size = (u64) nobj * obj_size;
for (i = 0; i * MLX4_TABLE_CHUNK_SIZE < reserved * obj_size; ++i) {
chunk_size = MLX4_TABLE_CHUNK_SIZE;
- if ((i + 1) * MLX4_TABLE_CHUNK_SIZE > size)
+ if ((u64) (i + 1) * MLX4_TABLE_CHUNK_SIZE > size)
chunk_size = PAGE_ALIGN(size -
i * MLX4_TABLE_CHUNK_SIZE);
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