Update of /cvsroot/monetdb/sql/src/server
In directory sfp-cvsdas-1.v30.ch3.sourceforge.com:/tmp/cvs-serv16259
Modified Files:
Tag: Nov2009
rel_bin.mx
Log Message:
In the unlikely event that exp_bin returns NULL, don't dereference.
Found by Coverity.
Index: rel_bin.mx
===================================================================
RCS file: /cvsroot/monetdb/sql/src/server/rel_bin.mx,v
retrieving revision 1.93.2.4
retrieving revision 1.93.2.5
diff -u -d -r1.93.2.4 -r1.93.2.5
--- rel_bin.mx 4 Dec 2009 14:15:30 -0000 1.93.2.4
+++ rel_bin.mx 23 Dec 2009 16:14:34 -0000 1.93.2.5
@@ -1501,6 +1501,8 @@
assert(e->type == e_cmp && e->flag == cmp_equal);
s = exp_bin(sql, e->r, NULL, NULL, NULL, NULL);
+ if (s == NULL)
+ return NULL;
if (h) {
sql_subfunc *xor =
sql_bind_func_result3(sql->session->schema, "rotate_xor_hash", wrd, it,
tail_type(s), wrd);
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