ofz#39403 avoid Integer-overflow

Change-Id: I3471e2fbd2b47dbc681aa3069794184eb9ab33e9
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/122796
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/connectivity/source/commontools/dbconversion.cxx b/connectivity/source/commontools/dbconversion.cxx
index 96b1f1dcfd0a..cae8470479c3 100644
--- a/connectivity/source/commontools/dbconversion.cxx
+++ b/connectivity/source/commontools/dbconversion.cxx
@@ -332,10 +332,10 @@ namespace dbtools
 
     css::util::Time DBTypeConversion::toTime(const double dVal, short nDigits)
     {
-        const sal_Int32 nDays     = static_cast<sal_Int32>(dVal);
+        const double nDays = std::trunc(dVal);
         sal_Int64 nNS;
         {
-            double fSeconds((dVal - static_cast<double>(nDays)) * (fNanoSecondsPerDay / nanoSecInSec));
+            double fSeconds((dVal - nDays) * (fNanoSecondsPerDay / nanoSecInSec));
             fSeconds = ::rtl::math::round( fSeconds, nDigits );
             nNS = fSeconds * nanoSecInSec;
         }