* process.c (rb_fork_internal): initialize exc.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35993 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Sun Jun 10 01:37:18 2012  Tanaka Akira  <akr@fsij.org>
+
+	* process.c (rb_fork_internal): initialize exc.
+
 Sun Jun 10 00:19:25 2012  Tanaka Akira  <akr@fsij.org>
 
 	* process.c: don't use non async-signal-safe functions in a child

process.c

@@ -2881,7 +2881,7 @@ rb_fork_internal(int *status, int (*chfunc)(void*, char *, size_t), void *charg,
     rb_pid_t pid;
     int err, state = 0;
     int ep[2];
-    VALUE exc;
+    VALUE exc = Qnil;
     int error_occured;
 
     if (status) *status = 0;