Linux kernel bug fix: btrfs: trim: fix underflow in trim length to prevent access beyond device boundary
Subsystem: fs/btrfs (fs/btrfs/extent-io-tree.h)
Bug type: crash, severity: security
Files changed: fs/btrfs/extent-io-tree.h;fs/btrfs/extent-tree.c;fs/btrfs/volumes.c
Introduced by Nikolay Borisov on 2019-04-29 19:02:38 +0200; fixed by Qu Wenruo on 2020-08-12 10:15:58 +0200 (lifetime: 470 days)