All of lore.kernel.org
 help / color / mirror / Atom feed
From: Sakari Ailus <sakari.ailus@linux.intel.com>
To: mchehab@kernel.org
Cc: linux-media@vger.kernel.org
Subject: [PATCH 4/4] staging: atomisp: Check return value from compat_alloc_user_space
Date: Thu,  4 Jun 2020 19:16:21 +0300	[thread overview]
Message-ID: <20200604161621.9282-5-sakari.ailus@linux.intel.com> (raw)
In-Reply-To: <20200604161621.9282-1-sakari.ailus@linux.intel.com>

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
---
 drivers/staging/media/atomisp/pci/atomisp_compat_ioctl32.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/media/atomisp/pci/atomisp_compat_ioctl32.c b/drivers/staging/media/atomisp/pci/atomisp_compat_ioctl32.c
index c8649923b6b9e..e06cf1883fc4b 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_compat_ioctl32.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_compat_ioctl32.c
@@ -863,6 +863,8 @@ static long atomisp_do_compat_ioctl(struct file *file,
 				 sizeof(struct atomisp_morph_table) +
 				 sizeof(struct atomisp_dis_coefficients) +
 				 sizeof(struct atomisp_dvs_6axis_config) : 0));
+	if (!karg)
+		return -ENOMEM;
 
 	/* First, convert the command. */
 	switch (cmd) {
-- 
2.20.1


      parent reply	other threads:[~2020-06-04 16:16 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-04 16:16 [PATCH 0/4] atomisp set_fs() fix Sakari Ailus
2020-06-04 16:16 ` [PATCH 1/4] staging: atomisp: There's no struct atomisp_dvs2_coefficients Sakari Ailus
2020-06-04 16:16 ` [PATCH 2/4] staging: atomisp: Fix atomisp_overlay32 compat handling Sakari Ailus
2020-06-04 16:16 ` [PATCH 3/4] staging: atomisp: Fix compat IOCTL handling Sakari Ailus
2020-06-04 16:16 ` Sakari Ailus [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200604161621.9282-5-sakari.ailus@linux.intel.com \
    --to=sakari.ailus@linux.intel.com \
    --cc=linux-media@vger.kernel.org \
    --cc=mchehab@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.