btrfs-progs: tree-stats: use on-stack path buffer in calc_root_size
authorDavid Sterba <dsterba@suse.com>
Wed, 2 Nov 2016 23:37:51 +0000 (00:37 +0100)
committerDavid Sterba <dsterba@suse.com>
Wed, 9 Nov 2016 12:47:33 +0000 (13:47 +0100)
commit951e6276e63efb48ce8232862f76444decebc7e4
tree259c364b6754c11b6eff0949b5b946ed1632819c
parent9733b4b92640d96e0b5d3918430a359223f9059b
btrfs-progs: tree-stats: use on-stack path buffer in calc_root_size

We don't need to conserve stack space too much unlike kernel, also
remove one error condition.

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