vfs_virusfilter: Fix CID 1428738 Macro compares unsigned to 0

vsnprintf returns "int" and not "size_t"

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Wed Jan 31 05:28:48 CET 2018 on sn-devel-144

diff --git a/source3/modules/vfs_virusfilter_utils.c b/source3/modules/vfs_virusfilter_utils.c
index 55d00f715d60f915240d55290729f8273eaf94d9..90ae427023be53c2805439f08b3806c598b35e73 100644 (file)
--- a/source3/modules/vfs_virusfilter_utils.c
+++ b/source3/modules/vfs_virusfilter_utils.c
@@ -395,7 +395,7 @@ bool virusfilter_io_writefl(
 {
        va_list ap;
        char data[VIRUSFILTER_IO_BUFFER_SIZE + VIRUSFILTER_IO_EOL_SIZE];
-       size_t data_size;
+       int data_size;
 
        va_start(ap, data_fmt);
        data_size = vsnprintf(data, VIRUSFILTER_IO_BUFFER_SIZE, data_fmt, ap);