sexpr_string: avoid leak on OOM error path

* src/xen/sexpr.c (sexpr_string): Free sexpr buffer upon allocation
failure.

diff --git a/src/xen/sexpr.c b/src/xen/sexpr.c
index 085500dc50841aaf3452172a8b950c90469f1f28..669f8a2d18f1503ba21fef24ce044ef9821a5ffa 100644 (file)
--- a/src/xen/sexpr.c
+++ b/src/xen/sexpr.c
@@ -119,6 +119,7 @@ sexpr_string(const char *str, ssize_t len)
     }
 
     if (ret->u.value == NULL) {
+        VIR_FREE(ret);
         return NULL;
     }