libext2fs: fix uninitialized length in rep_strdup()

For platforms whose libc don't supply strdup(), the replacement strdup
function in lib/ext2fs/tdb.c needs to always initialize the length
variable.

Reported-by: Vladyslav Tsilytskyi <ykp@protonmail.ch>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
1 file changed