diff options
| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2010-01-13 20:44:43 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2010-01-13 20:44:46 +0100 |
| commit | 0648f5659e2d51659bd8f42ff30f456775c3c12d (patch) | |
| tree | 1af4ccaa13998e773ff06969a8039ecc35e76785 /drivers/s390/char/tape_char.c | |
| parent | 94e587f61ef5da3b4da40289cdb7e9a62d455313 (diff) | |
[S390] zcrypt: add sanity check before copy_from_user()
It's not obvious that copy_from_user() is called with a sane length
parameter here. Even though it currently seems to be correct better
add a check to prevent stack corruption / exploits.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/char/tape_char.c')
0 files changed, 0 insertions, 0 deletions