Author: mav
Date: Tue Feb 14 18:03:17 2017
New Revision: 313736
URL: https://svnweb.freebsd.org/changeset/base/313736
Log:
Fix panic on shutdown of ramdisk LU with zero capacity.
MFC after: 1 week
Modified:
head/sys/cam/ctl/ctl_backend_ramdisk.c
Modified: head/sys/cam/ctl/ctl_backend_ramdisk.c
==============================================================================
--- head/sys/cam/ctl/ctl_backend_ramdisk.c Tue Feb 14 17:49:08 2017
(r313735)
+++ head/sys/cam/ctl/ctl_backend_ramdisk.c Tue Feb 14 18:03:17 2017
(r313736)
@@ -1120,8 +1120,10 @@ ctl_backend_ramdisk_create(struct ctl_be
STAILQ_INIT(&be_lun->cont_queue);
sx_init(&be_lun->page_lock, "cram page lock");
- if (be_lun->cap_bytes == 0)
+ if (be_lun->cap_bytes == 0) {
+ be_lun->indir = 0;
be_lun->pages = malloc(be_lun->pblocksize, M_RAMDISK, M_WAITOK);
+ }
be_lun->zero_page = malloc(be_lun->pblocksize, M_RAMDISK,
M_WAITOK|M_ZERO);
mtx_init(&be_lun->queue_lock, "cram queue lock", NULL, MTX_DEF);
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