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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2018-12-22 10:42:59 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-12-22 16:07:13 -0700 |
| commit | 573671a5f6509c4139770452d4516720a84d5b61 (patch) | |
| tree | 3ea7b6a5b71b329a8d6cdcaff1b4ab1c88a85b01 /drivers/infiniband | |
| parent | aa74be6eeade1caf3ef945ff1812059f3d7dc947 (diff) | |
| download | linux-573671a5f6509c4139770452d4516720a84d5b61.tar.bz2 | |
IB/uverbs: Signedness bug in UVERBS_HANDLER()
The "num_sge" variable needs to be signed for the error handling to work.
The uverbs_attr_ptr_get_array_size() returns int so this change is safe.
Fixes: ad8a4496757f ("IB/uverbs: Add support to advise_mr")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/uverbs_std_types_mr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/core/uverbs_std_types_mr.c b/drivers/infiniband/core/uverbs_std_types_mr.c index 71dfa5e5938e..4d4be0c2b752 100644 --- a/drivers/infiniband/core/uverbs_std_types_mr.c +++ b/drivers/infiniband/core/uverbs_std_types_mr.c @@ -47,7 +47,7 @@ static int UVERBS_HANDLER(UVERBS_METHOD_ADVISE_MR)( enum ib_uverbs_advise_mr_advice advice; struct ib_device *ib_dev = pd->device; struct ib_sge *sg_list; - u32 num_sge; + int num_sge; u32 flags; int ret; |