e2fsck: do not forget to discard last block group

Previously when running e2fsck with '-E discard' argument the end of
the last group has not been discarded. This patch fixes it so we
always discard the end of the last group if needed.

Signed-off-by: Lukas Czerner <lczerner@redhat.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
1 file changed