Update of /cvsroot/monetdb/sql/src/server
In directory sfp-cvsdas-1.v30.ch3.sourceforge.com:/tmp/cvs-serv12677
Modified Files:
Tag: Nov2009
rel_select.mx
Log Message:
Protect against NULL redirection.
Found by Coverity.
Index: rel_select.mx
===================================================================
RCS file: /cvsroot/monetdb/sql/src/server/rel_select.mx,v
retrieving revision 1.157.2.4
retrieving revision 1.157.2.5
diff -u -d -r1.157.2.4 -r1.157.2.5
--- rel_select.mx 4 Dec 2009 13:55:07 -0000 1.157.2.4
+++ rel_select.mx 23 Dec 2009 16:00:59 -0000 1.157.2.5
@@ -3481,8 +3481,10 @@
if (opt_else || else_exp) {
sql_exp *result = else_exp;
- if (!result)
- result = rel_value_exp(sql, rel, opt_else, f, ek);
+ if (!result && !(result = rel_value_exp(sql, rel, opt_else, f,
ek))) {
+ list_destroy(conds);
+ return NULL;
+ }
tpe = exp_subtype(result);
if (tpe && restype) {
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