Fix zfs_ioc_pool_sync should not use fnvlist
authorChunwei Chen <tuxoko@gmail.com>
Mon, 21 Aug 2017 20:11:11 +0000 (13:11 -0700)
committerBrian Behlendorf <behlendorf1@llnl.gov>
Mon, 21 Aug 2017 20:11:11 +0000 (13:11 -0700)
commit05f85a6a64e999748ffbdf7a76b406f0f0ceb8b3
treef12e41943d459d7380d2aef0f62b7063b0e100a6
parent551905dd475c6b4c4fa87d7734f018084a755af8
Fix zfs_ioc_pool_sync should not use fnvlist

Use fnvlist on user input would allow user to easily panic zfs.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Giuseppe Di Natale <dinatale2@llnl.gov>
Reviewed-by: Alek Pinchuk <apinchuk@datto.com>
Signed-off-by: Chunwei Chen <david.chen@osnexus.com>
Closes #6529
module/zfs/zfs_ioctl.c