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authorBoris Pismenny <borisp@mellanox.com>2018-03-08 15:51:41 +0200
committerDoug Ledford <dledford@redhat.com>2018-03-13 16:31:21 -0400
commitc2b37f76485f073f020e60b5954b6dc4e55f693c (patch)
tree0be1ee04fa795c1a342b5b67abea504524bf99c3 /include/linux
parent2c292dbb398ee46fc1343daf6c3cf9715a75688e (diff)
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IB/mlx5: Fix integer overflows in mlx5_ib_create_srq
This patch validates user provided input to prevent integer overflow due to integer manipulation in the mlx5_ib_create_srq function. Cc: syzkaller <syzkaller@googlegroups.com> Fixes: e126ba97dba9 ("mlx5: Add driver for Mellanox Connect-IB adapters") Signed-off-by: Boris Pismenny <borisp@mellanox.com> Signed-off-by: Leon Romanovsky <leon@kernel.org> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/mlx5/driver.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 6ed79a8a8318..9d3a03364e6e 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -453,8 +453,8 @@ struct mlx5_core_srq {
struct mlx5_core_rsc_common common; /* must be first */
u32 srqn;
int max;
- int max_gs;
- int max_avail_gather;
+ size_t max_gs;
+ size_t max_avail_gather;
int wqe_shift;
void (*event) (struct mlx5_core_srq *, enum mlx5_event);