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| author | Pavel Skripkin <[email protected]> | 2021-12-31 01:47:50 +0300 |
|---|---|---|
| committer | Wolfram Sang <[email protected]> | 2021-12-31 14:28:22 +0100 |
| commit | bb436283e25aaf1533ce061605d23a9564447bdf (patch) | |
| tree | e8680ff3596ee9b7f53dc4fbcaeca7d40d98ab07 /Documentation/filesystems/caching/backend-api.rst | |
| parent | fc74e0a40e4f9fd0468e34045b0c45bba11dcbb2 (diff) | |
i2c: validate user data in compat ioctl
Wrong user data may cause warning in i2c_transfer(), ex: zero msgs.
Userspace should not be able to trigger warnings, so this patch adds
validation checks for user data in compact ioctl to prevent reported
warnings
Reported-and-tested-by: [email protected]
Fixes: 7d5cb45655f2 ("i2c compat ioctls: move to ->compat_ioctl()")
Signed-off-by: Pavel Skripkin <[email protected]>
Signed-off-by: Wolfram Sang <[email protected]>
Diffstat (limited to 'Documentation/filesystems/caching/backend-api.rst')
0 files changed, 0 insertions, 0 deletions