tree 6832509ca4b548ac72e54b000c58b00847dbb835
parent 4759df905a474d245752c9dc94288e779b8734dd
author Hannes Reinecke <hare@suse.de> 1505477116 +0200
committer Martin K. Petersen <martin.petersen@oracle.com> 1505503009 -0400

scsi: sg: fixup infoleak when using SG_GET_REQUEST_TABLE

When calling SG_GET_REQUEST_TABLE ioctl only a half-filled table is
returned; the remaining part will then contain stale kernel memory
information.  This patch zeroes out the entire table to avoid this
issue.

Signed-off-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>