e2fsck: don't ignore return values in e2fsck_rewrite_extent_tree

Don't ignore return values of library function calls in
e2fsck_rewrite_extent_tree.

Signed-off-by: Harshad Shirwadkar <harshadshirwadkar@gmail.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
1 file changed