debugfs: don't leak fd when calling dump_file

The caller of dump_file provides a fd to write to, so the caller
should also dispose of the fd.  Also, the fd never gets closed if
preserve=1.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
1 file changed