| commit | ebe6976d3634a311367f72c2402f148ab9f23920 | [log] [tgz] |
|---|---|---|
| author | Al Viro <viro@zeniv.linux.org.uk> | Thu Mar 19 18:08:59 2020 -0400 |
| committer | Al Viro <viro@zeniv.linux.org.uk> | Sun Apr 26 09:33:49 2020 -0400 |
| tree | 3c45f161f86ae3fc4c8102c2696295a608033222 | |
| parent | a656d47a010b74e390c4336efc0f617886ab407c [diff] |
pcm_native: result of put_user() needs to be checked ... and no, __put_user() doesn't help here - skipping access_ok() on the second call does not remove the possibility of page having become unmapped or r/o in the meanwhile Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>