Memory leak in fil_write_encryption_parse

[Sergei Glushchenko]

Direct leak of 32 byte(s) in 1 object(s) allocated from:
    #0 0x7fa8a0d04752 in operator new(unsigned long, std::nothrow_t const&) (/usr/lib/x86_64-linux-gnu/libasan.so.2+0x99752)
    #1 0x82f208 in fil_write_encryption_parse /mnt/workspace/percona-xtrabackup-2.4-param/BUILD_TYPE/release/Host/asan/xtrabackuptarget/xtradb57/storage/innobase/log/log0recv.cc:1648
    #2 0x82f208 in recv_parse_or_apply_log_rec_body /mnt/workspace/percona-xtrabackup-2.4-param/BUILD_TYPE/release/Host/asan/xtrabackuptarget/xtradb57/storage/innobase/log/log0recv.cc:1844
    #3 0x837af9 in recv_parse_log_rec /mnt/workspace/percona-xtrabackup-2.4-param/BUILD_TYPE/release/Host/asan/xtrabackuptarget/xtradb57/storage/innobase/log/log0recv.cc:3166
    #4 0x837af9 in recv_parse_log_recs(unsigned long, store_t, bool) /mnt/workspace/percona-xtrabackup-2.4-param/BUILD_TYPE/release/Host/asan/xtrabackuptarget/xtradb57/storage/innobase/log/log0recv.cc:3467
    #5 0x739af7 in xtrabackup_scan_log_recs /mnt/workspace/percona-xtrabackup-2.4-param/BUILD_TYPE/release/Host/asan/xtrabackuptarget/xtradb57/storage/innobase/xtrabackup/src/xtrabackup.cc:2775
    #6 0x73a28d in xtrabackup_copy_logfile /mnt/workspace/percona-xtrabackup-2.4-param/BUILD_TYPE/release/Host/asan/xtrabackuptarget/xtradb57/storage/innobase/xtrabackup/src/xtrabackup.cc:2832
    #7 0x73adb2 in log_copying_thread /mnt/workspace/percona-xtrabackup-2.4-param/BUILD_TYPE/release/Host/asan/xtrabackuptarget/xtradb57/storage/innobase/xtrabackup/src/xtrabackup.cc:2896

[Sergei Glushchenko (sergei.glushchenko)]

https://github.com/percona/percona-xtrabackup/pull/209

[Shahriyar Rzayev (rzayev-sehriyar)]

Percona now uses JIRA for bug reports so this bug report is migrated to: https://jira.percona.com/browse/PXB-756