lkml.org 
[lkml]   [2021]   [Apr]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH v2 1/2] media: staging/intel-ipu3: Fix memory leak in imu_fmt
Hi Bingbu


Maybe you want to add your Reviewed-by ? ;)

Thanks!
On Wed, Mar 17, 2021 at 7:48 AM Bingbu Cao <bingbu.cao@linux.intel.com> wrote:
>
>
> On 3/17/21 1:50 AM, Ricardo Ribalda wrote:
> > Hi Bingbu
> >
> > Thanks for your review
> >
> > On Tue, Mar 16, 2021 at 12:29 PM Bingbu Cao <bingbu.cao@linux.intel.com> wrote:
> >>
> >> Hi, Ricardo
> >>
> >> Thanks for your patch.
> >> It looks fine for me, do you mind squash 2 patchsets into 1 commit?
> >
> > Are you sure? There are two different issues that we are solving.
>
> Oh, I see. I thought you were fixing 1 issue here.
> Thanks!
>
> >
> > Best regards!
> >
> >>
> >> On 3/15/21 8:34 PM, Ricardo Ribalda wrote:
> >>> We are losing the reference to an allocated memory if try. Change the
> >>> order of the check to avoid that.
> >>>
> >>> Cc: stable@vger.kernel.org
> >>> Fixes: 6d5f26f2e045 ("media: staging/intel-ipu3-v4l: reduce kernel stack usage")
> >>> Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
> >>> ---
> >>> drivers/staging/media/ipu3/ipu3-v4l2.c | 11 +++++++----
> >>> 1 file changed, 7 insertions(+), 4 deletions(-)
> >>>
> >>> diff --git a/drivers/staging/media/ipu3/ipu3-v4l2.c b/drivers/staging/media/ipu3/ipu3-v4l2.c
> >>> index 60aa02eb7d2a..35a74d99322f 100644
> >>> --- a/drivers/staging/media/ipu3/ipu3-v4l2.c
> >>> +++ b/drivers/staging/media/ipu3/ipu3-v4l2.c
> >>> @@ -693,6 +693,13 @@ static int imgu_fmt(struct imgu_device *imgu, unsigned int pipe, int node,
> >>> if (inode == IMGU_NODE_STAT_3A || inode == IMGU_NODE_PARAMS)
> >>> continue;
> >>>
> >>> + /* CSS expects some format on OUT queue */
> >>> + if (i != IPU3_CSS_QUEUE_OUT &&
> >>> + !imgu_pipe->nodes[inode].enabled) {
> >>> + fmts[i] = NULL;
> >>> + continue;
> >>> + }
> >>> +
> >>> if (try) {
> >>> fmts[i] = kmemdup(&imgu_pipe->nodes[inode].vdev_fmt.fmt.pix_mp,
> >>> sizeof(struct v4l2_pix_format_mplane),
> >>> @@ -705,10 +712,6 @@ static int imgu_fmt(struct imgu_device *imgu, unsigned int pipe, int node,
> >>> fmts[i] = &imgu_pipe->nodes[inode].vdev_fmt.fmt.pix_mp;
> >>> }
> >>>
> >>> - /* CSS expects some format on OUT queue */
> >>> - if (i != IPU3_CSS_QUEUE_OUT &&
> >>> - !imgu_pipe->nodes[inode].enabled)
> >>> - fmts[i] = NULL;
> >>> }
> >>>
> >>> if (!try) {
> >>>
> >>
> >> --
> >> Best regards,
> >> Bingbu Cao
> >
> >
> >
>
> --
> Best regards,
> Bingbu Cao



--
Ricardo Ribalda

\
 
 \ /
  Last update: 2021-04-06 15:30    [W:0.071 / U:0.080 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site