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author | Dan Carpenter <dan.carpenter@oracle.com> | 2018-07-04 12:38:09 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-09-26 08:38:13 +0200 |
commit | 2f9cd8588241f725fbe0c8cc56c1bd7e092e7b48 (patch) | |
tree | 44b15e8473e3ff74d3f6bf4755a7acb1682ed266 /block | |
parent | 2c7de6d9c0d726bbf0844f6de2164bb96d2e1650 (diff) |
drm/panel: type promotion bug in s6e8aa0_read_mtp_id()
[ Upstream commit cd0e0ca69109d025b1a1b6609f70682db62138b0 ]
The ARRAY_SIZE() macro is type size_t. If s6e8aa0_dcs_read() returns a
negative error code, then "ret < ARRAY_SIZE(id)" is false because the
negative error code is type promoted to a high positive value.
Fixes: 02051ca06371 ("drm/panel: add S6E8AA0 driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180704093807.s3lqsb2v6dg2k43d@kili.mountain
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'block')
0 files changed, 0 insertions, 0 deletions