diff options
author | Dan Carpenter <dan.carpenter@oracle.com> | 2018-05-29 12:13:24 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-07-03 11:21:26 +0200 |
commit | 132ec5db017598f2332e99cbbe2f594b15cea547 (patch) | |
tree | 0b2ebae0a73de3a7c7b23ba30e34eb32e17f5821 | |
parent | cbb55b978d0bcf417d0f669a8fa01c7580dd3d93 (diff) |
libata: zpodd: small read overflow in eject_tray()
commit 18c9a99bce2a57dfd7e881658703b5d7469cc7b9 upstream.
We read from the cdb[] buffer in ata_exec_internal_sg(). It has to be
ATAPI_CDB_LEN (16) bytes long, but this buffer is only 12 bytes.
Fixes: 213342053db5 ("libata: handle power transition of ODD")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | drivers/ata/libata-zpodd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ata/libata-zpodd.c b/drivers/ata/libata-zpodd.c index db64f81a4840..0ad96c647541 100644 --- a/drivers/ata/libata-zpodd.c +++ b/drivers/ata/libata-zpodd.c @@ -34,7 +34,7 @@ struct zpodd { static int eject_tray(struct ata_device *dev) { struct ata_taskfile tf; - static const char cdb[] = { GPCMD_START_STOP_UNIT, + static const char cdb[ATAPI_CDB_LEN] = { GPCMD_START_STOP_UNIT, 0, 0, 0, 0x02, /* LoEj */ 0, 0, 0, 0, 0, 0, 0, |