On Sun, Jul 19, 2020 at 09:03:18AM +0300, Leon Romanovsky wrote:
> From: Leon Romanovsky <leonro@xxxxxxxxxxxx>
>
> The kbuild reported the following warning, so clean whole uverbs_cmd.c file.
>
> drivers/infiniband/core/uverbs_cmd.c:1066:6: warning: Variable 'ret'
> is reassigned a value before the old one has
> been used. [redundantAssignment]
> ret = uverbs_request(attrs, &cmd, sizeof(cmd));
> ^
> drivers/infiniband/core/uverbs_cmd.c:1064:0: note: Variable 'ret' is
> reassigned a value before the old one has been
> used.
> int ret = -EINVAL;
> ^
>
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxxxx>
> ---
> drivers/infiniband/core/uverbs_cmd.c | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
> index a66fc3e37a74..7d2b4258f573 100644
> --- a/drivers/infiniband/core/uverbs_cmd.c
> +++ b/drivers/infiniband/core/uverbs_cmd.c
> @@ -558,9 +558,9 @@ static int ib_uverbs_open_xrcd(struct uverbs_attr_bundle *attrs)
> struct ib_uverbs_open_xrcd cmd;
> struct ib_uxrcd_object *obj;
> struct ib_xrcd *xrcd = NULL;
> - struct fd f = {NULL, 0};
> + struct fd f = {};
> struct inode *inode = NULL;
> - int ret = 0;
> + int ret;
> int new_xrcd = 0;
> struct ib_device *ib_dev;
>
> @@ -761,7 +761,7 @@ static int ib_uverbs_rereg_mr(struct uverbs_attr_bundle *attrs)
> {
> struct ib_uverbs_rereg_mr cmd;
> struct ib_uverbs_rereg_mr_resp resp;
> - struct ib_pd *pd = NULL;
> + struct ib_pd *pd;
This line shouldn't be changed, PD is passed as an argument to ops.rereg_user_mr.
Thanks
