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authorMatthew Wilcox <mawilcox@microsoft.com>2018-06-07 17:57:16 +0300
committerKees Cook <keescook@chromium.org>2018-06-13 02:19:22 +0300
commit7654cb1ba7d0f312a6841d35d0f576db4723e8a3 (patch)
tree70bce312ae6b47e962a8623e64dd2c525a013116 /drivers/infiniband
parent5b572e25c3649235969e4ada67cde27b5bb24979 (diff)
downloadlinux-7654cb1ba7d0f312a6841d35d0f576db4723e8a3.tar.xz
Convert infiniband uverbs to struct_size
The flows were hidden from the C compiler; expose them as a zero-length array to allow struct_size to work. Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com> Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/core/uverbs_cmd.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index 3179a95c6f5e..3e90b6a1d9d2 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -3559,8 +3559,8 @@ int ib_uverbs_ex_create_flow(struct ib_uverbs_file *file,
goto err_uobj;
}
- flow_attr = kzalloc(sizeof(*flow_attr) + cmd.flow_attr.num_of_specs *
- sizeof(union ib_flow_spec), GFP_KERNEL);
+ flow_attr = kzalloc(struct_size(flow_attr, flows,
+ cmd.flow_attr.num_of_specs), GFP_KERNEL);
if (!flow_attr) {
err = -ENOMEM;
goto err_put;