[lvm-devel] master - libdm: put in secure check
Zdenek Kabelac
zkabelac at fedoraproject.org
Fri Nov 13 10:19:04 UTC 2015
Gitweb: http://git.fedorahosted.org/git/?p=lvm2.git;a=commitdiff;h=d74e1291cd43f50010c22fb2c071d92390a26d28
Commit: d74e1291cd43f50010c22fb2c071d92390a26d28
Parent: 0128770d6d881c7f30fc5e22137d1b20ce003e13
Author: Zdenek Kabelac <zkabelac at redhat.com>
AuthorDate: Wed Nov 11 22:51:23 2015 +0100
Committer: Zdenek Kabelac <zkabelac at redhat.com>
CommitterDate: Fri Nov 13 11:17:05 2015 +0100
libdm: put in secure check
Coverity complains about NULL deref - while this cannot currently
happen, put in secure INTERNAL_ERROR.
---
libdm/libdm-report.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/libdm/libdm-report.c b/libdm/libdm-report.c
index b9906d8..38dde07 100644
--- a/libdm/libdm-report.c
+++ b/libdm/libdm-report.c
@@ -3527,6 +3527,10 @@ static struct field_selection *_create_field_selection(struct dm_report *rh,
}
break;
case DM_REPORT_FIELD_TYPE_STRING_LIST:
+ if (!custom) {
+ log_error(INTERNAL_ERROR "Custom selection list is undefined.");
+ goto error;
+ }
fs->value->v.l = *(struct selection_str_list **)custom;
if (_check_value_is_strictly_reserved(rh, field_num, DM_REPORT_FIELD_TYPE_STRING_LIST, fs->value->v.l, NULL)) {
log_error("String list value found in selection is reserved.");
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