Author: mav
Date: Sat Sep 14 09:19:27 2013
New Revision: 255550
URL: http://svnweb.freebsd.org/changeset/base/255550
Log:
MFC r249008 (by trasz):
Fix panic in the error path caused by recursive acquisition of XPT topology
lock.
Modified:
stable/9/sys/cam/cam_periph.c
Directory Properties:
stable/9/sys/ (props changed)
Modified: stable/9/sys/cam/cam_periph.c
==============================================================================
--- stable/9/sys/cam/cam_periph.c Sat Sep 14 09:11:31 2013
(r255549)
+++ stable/9/sys/cam/cam_periph.c Sat Sep 14 09:19:27 2013
(r255550)
@@ -218,9 +218,9 @@ cam_periph_alloc(periph_ctor_t *periph_c
}
if (*p_drv == NULL) {
printf("cam_periph_alloc: invalid periph name '%s'\n", name);
+ xpt_unlock_buses();
xpt_free_path(periph->path);
free(periph, M_CAMPERIPH);
- xpt_unlock_buses();
return (CAM_REQ_INVALID);
}
periph->unit_number = camperiphunit(*p_drv, path_id, target_id, lun_id);
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