diff options
| author | Jörn Engel <joern@logfs.org> | 2012-02-15 16:51:32 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-04-02 10:31:57 -0700 |
| commit | 1459484eea1cb844a9977b6fe49009dd2668c44a (patch) | |
| tree | c5571c10550c16433b41c21945d383d3962b6fdf /drivers/target | |
| parent | bda489461f3d0ae38b92ef9a8f8afc82a73945de (diff) | |
target: fix use after free in target_report_luns
commit 382436f8804fe1cb20b9a2a811a10eb2d8554721 upstream.
Fix possible NULL pointer dereference in target_report_luns failure path.
Signed-off-by: Joern Engel <joern@logfs.org>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/target')
| -rw-r--r-- | drivers/target/target_core_device.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c index edbcabbf85f..b013437679c 100644 --- a/drivers/target/target_core_device.c +++ b/drivers/target/target_core_device.c @@ -695,12 +695,12 @@ int target_report_luns(struct se_task *se_task) * See SPC3 r07, page 159. */ done: - transport_kunmap_data_sg(se_cmd); lun_count *= 8; buf[0] = ((lun_count >> 24) & 0xff); buf[1] = ((lun_count >> 16) & 0xff); buf[2] = ((lun_count >> 8) & 0xff); buf[3] = (lun_count & 0xff); + transport_kunmap_data_sg(se_cmd); se_task->task_scsi_status = GOOD; transport_complete_task(se_task, 1); |