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| author | Colin Ian King <colin.king@canonical.com> | 2017-09-20 22:19:57 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-09-22 11:00:58 +0200 |
| commit | c51b46dd5b9950436b6b1f8189e93e1ad380cee1 (patch) | |
| tree | 1f24446f549071232c8151053f785e148fe8eee9 /lib/lockref.c | |
| parent | 974d4d03fc020af4fa4e9e72a86f0fefa37803c5 (diff) | |
staging: rtl8723bs: add missing range check on id
The value of the u8 id needs to be upper bounds checked to ensure
the cam_cache array on the adapter dvobj is not indexed outside
of the allowed range of 0..TOTAL_CAM_ENTRY-1. This can currently
occur if id is >= TOTAL_CAM_ENTRY when calling write_cam_from_cache.
Fix this by adding an upper range check.
Detected by CoverityScan, CID#1428464 ("Use of untrusted scalar value")
Fixes: 554c0a3abf21 ("staging: Add rtl8723bs sdio wifi driver")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/lockref.c')
0 files changed, 0 insertions, 0 deletions