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libdm: check for passed custom time value

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Coverity reports custom should be checked before derefernce.
This commit is contained in:
Zdenek Kabelac 2015-11-16 00:41:25 +01:00
parent d4288c9bdf
commit 96d73dc6ea
1 changed files with 4 additions and 0 deletions
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4
libdm/libdm-report.c
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@ -3545,6 +3545,10 @@ static struct field_selection *_create_field_selection(struct dm_report *rh,
if (rvw->reserved->type & DM_REPORT_FIELD_RESERVED_VALUE_RANGE)
fs->value->next->v.t = (((const time_t *) rvw->value)[1]);
} else {
if (!custom) {
log_error(INTERNAL_ERROR "Custom time value is undefined.");
goto error;
}
tval = (struct time_value *) custom;
fs->value->v.t = tval->t1;
if (tval->range)