Gitweb:
http://git.fedorahosted.org/git/?p=lvm2.git;a=commitdiff;h=074b5de7715b76...
Commit: 074b5de7715b76ad63147f84edb5d9e1a05870e9
Parent: 69fa16048a61b6cd0b8fe9c311dd4e9eea532207
Author: Bryn M. Reeves <bmr(a)redhat.com>
AuthorDate: Mon Aug 17 18:33:22 2015 +0100
Committer: Bryn M. Reeves <bmr(a)redhat.com>
CommitterDate: Mon Aug 17 18:37:16 2015 +0100
libdm: check for zero in _nr_areas() (Coverity)
---
libdm/libdm-stats.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/libdm/libdm-stats.c b/libdm/libdm-stats.c
index b7000cc..ba213b7 100644
--- a/libdm/libdm-stats.c
+++ b/libdm/libdm-stats.c
@@ -504,6 +504,9 @@ out:
static uint64_t _nr_areas(uint64_t len, uint64_t step)
{
+ /* Default is one area. */
+ if (!len || !step)
+ return 1;
/*
* drivers/md/dm-stats.c::message_stats_create()
* A region may be sub-divided into areas with their own counters.