Fixed uninitialized ptr causing seg fault invoking info for COMPUTE data sources.

git-svn-id: svn://svn.oetiker.ch/rrdtool/trunk/program@56 a5681a0c-68f1-0310-ab6d-d61299d08faa

diff --git a/src/rrd_info.c b/src/rrd_info.c
index b7bb8f0..a96c34c 100644 (file)
--- a/src/rrd_info.c
+++ b/src/rrd_info.c
@@ -98,7 +98,7 @@ rrd_info(int argc, char **argv) {
     switch (current_ds) {
           case DST_CDEF:
                  {
-                 char *buffer;
+                 char *buffer = 0;
                  rpn_compact2str((rpn_cdefds_t *) &(rrd.ds_def[i].par[DS_cdef]),
                         rrd.ds_def, &buffer);
                  info.u_str = buffer;