lkml.org 
[lkml]   [2019]   [Mar]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
SubjectRe: [PATCH][next] RDMA/nes: remove redundant check on udata
On Thu, Mar 07, 2019 at 10:23:28AM +0000, Colin Ian King wrote:
> On 04/03/2019 06:36, Leon Romanovsky wrote:
> > On Sat, Mar 02, 2019 at 11:06:36PM +0000, Colin King wrote:
> >> From: Colin Ian King <colin.king@canonical.com>
> >>
> >> The non-null check on udata is redundant as this check was performed
> >> just a few statements earlier and the check is always true as udata
> >> must be non-null at this point. Remove redundant the check on udata
> >> and the redundant else part that can never be executed.
> >>
> >> Detected by CoverityScan, CID#1477317 ("Logically dead code")
> >>
> >> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> >> ---
> >> drivers/infiniband/hw/nes/nes_verbs.c | 73 +++++++++++++--------------
> >> 1 file changed, 34 insertions(+), 39 deletions(-)
> >>
> >> diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
> >> index 828e4af3f951..526092d435df 100644
> >> --- a/drivers/infiniband/hw/nes/nes_verbs.c
> >> +++ b/drivers/infiniband/hw/nes/nes_verbs.c
> >> @@ -1039,53 +1039,48 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd,
> >> }
> >> if (req.user_qp_buffer)
> >> nesqp->nesuqp_addr = req.user_qp_buffer;
> >> - if (udata) {
> >> - nesqp->user_mode = 1;
> >
> > It was single place where user_mode was set, you should continue and
> > remove all code which depends on "if (nesqp->user_mode)".
>
> This is not the only place where user_mode is being set; we currently have:

ok, It doesn't matter, I'll clean it later with my memory allocation
conversion patches.

Thanks
[unhandled content-type:application/pgp-signature]
\
 
 \ /
  Last update: 2019-03-07 18:02    [W:0.092 / U:0.656 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site