Linux kernel bug fix: null_blk: Fix null pointer dereference on nullb->disk on blk_cleanup_disk call
Subsystem: drivers/block (drivers/block/null_blk/main.c)
Bug type: null-deref, severity: trivial
Keywords: null pointer
Files changed: drivers/block/null_blk/main.c
Introduced by Christoph Hellwig on 2021-06-01 07:42:24 -0600; fixed by Colin Ian King on 2021-06-03 09:54:33 -0600 (lifetime: 2 days)