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| author | Zhaowei Yuan <zhaowei.yuan@samsung.com> | 2014-06-18 14:33:59 +0800 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2014-07-11 13:33:55 +0100 |
| commit | 2c1ec4bfa383ddf85459a3c299db27377ac537d0 (patch) | |
| tree | 58563470035b059135bb44d9fc84493479f5cea9 /scripts | |
| parent | e0b2508d7d22cca58322a7d29f6339df0c01bf54 (diff) | |
| download | kernel_samsung_smdk4412-2c1ec4bfa383ddf85459a3c299db27377ac537d0.zip kernel_samsung_smdk4412-2c1ec4bfa383ddf85459a3c299db27377ac537d0.tar.gz kernel_samsung_smdk4412-2c1ec4bfa383ddf85459a3c299db27377ac537d0.tar.bz2 | |
drm: fix NULL pointer access by wrong ioctl
commit 1539fb9bd405ee32282ea0a38404f9e008ac5b7a upstream.
If user uses wrong ioctl command with _IOC_NONE and argument size
greater than 0, it can cause NULL pointer access from memset of line
463. If _IOC_NONE, don't memset to 0 for kdata.
Signed-off-by: Zhaowei Yuan <zhaowei.yuan@samsung.com>
Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
[bwh: Backported to 3.2: adjust indentation]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'scripts')
0 files changed, 0 insertions, 0 deletions