Use qemu_free() on env instead of free.

Fixes a glibc Abort on qemu-x86_64 -cpu foo.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5314 c046a42c-6fe2-441c-8c8c-71466251a162

target-i386/helper.c

@@ -433,7 +433,7 @@ void cpu_reset(CPUX86State *env)
 
 void cpu_x86_close(CPUX86State *env)
 {
-    free(env);
+    qemu_free(env);
 }
 
 /***********************************************************/