From: Leon Romanovsky <leonro@xxxxxxxxxxxx>
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>
---
drivers/infiniband/core/uverbs_cmd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index 2c98533a0203..c551d2b275fd 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -1153,7 +1153,7 @@ ssize_t ib_uverbs_resize_cq(struct ib_uverbs_file *file,
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;
--
2.13.3
--
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