3.16.50-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Leon Romanovsky <leonro@xxxxxxxxxxxx> commit f7a6cb7b38c6845b26aaa8bbdf519ff6e3090831 upstream. initialize to zero the response structure to prevent the leakage of "resp.reserved" field. drivers/infiniband/core/uverbs_cmd.c:1178 ib_uverbs_resize_cq() warn: check that 'resp.reserved' doesn't leak information Fixes: 33b9b3ee9709 ("IB: Add userspace support for resizing CQs") Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxxxx> Reviewed-by: Dennis Dalessandro <dennis.dalessandro@xxxxxxxxx> Signed-off-by: Doug Ledford <dledford@xxxxxxxxxx> Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx> --- drivers/infiniband/core/uverbs_cmd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -1303,7 +1303,7 @@ ssize_t ib_uverbs_resize_cq(struct ib_uv int out_len) { struct ib_uverbs_resize_cq cmd; - struct ib_uverbs_resize_cq_resp resp; + struct ib_uverbs_resize_cq_resp resp = {}; struct ib_udata udata; struct ib_cq *cq; int ret = -EINVAL;