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author | Leon Romanovsky <leonro@mellanox.com> | 2017-08-01 09:41:35 +0300 |
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committer | Doug Ledford <dledford@redhat.com> | 2017-08-04 14:24:05 -0400 |
commit | f7a6cb7b38c6845b26aaa8bbdf519ff6e3090831 (patch) | |
tree | 4d99e9f004c4b655dc0b06b9bc175edba6cc3d4d /drivers/infiniband | |
parent | 5fff41e1f89d93feef9833c49a415dc337af5a99 (diff) | |
download | linux-f7a6cb7b38c6845b26aaa8bbdf519ff6e3090831.tar.gz linux-f7a6cb7b38c6845b26aaa8bbdf519ff6e3090831.tar.bz2 linux-f7a6cb7b38c6845b26aaa8bbdf519ff6e3090831.zip |
RDMA/uverbs: Prevent leak of reserved field
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@mellanox.com>
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r-- | drivers/infiniband/core/uverbs_cmd.c | 2 |
1 files changed, 1 insertions, 1 deletions
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; |