btrfs-progs: dev stats: adjust some error messages
authorDavid Sterba <dsterba@suse.com>
Thu, 8 Dec 2016 17:33:30 +0000 (18:33 +0100)
committerDavid Sterba <dsterba@suse.com>
Wed, 14 Dec 2016 14:06:35 +0000 (15:06 +0100)
commit9fa02c427d0b12cfe6fe0de29f934f62eefaf228
tree15504a1ce5d0141d4296429b10da8a84fbdcd6a2
parentafd1e7b4e33806ccfada64e82112241b4caf763f
btrfs-progs: dev stats: adjust some error messages

- use commonly used ioctl name spelling
- more specific error message after reading device info

Signed-off-by: David Sterba <dsterba@suse.com>
cmds-device.c