Fix memory leak in ixfr_commit() error path

The 'data' allocation was not freed when reaching the cleanup
label with an error result.

(cherry picked from commit 80fae7a4b7d8f9aa5aedb5f5ad34f90ce1ad3e77)

diff --git a/lib/dns/xfrin.c b/lib/dns/xfrin.c
index af717462ca747675864e044a20536236af6b2364..e7c4847c1e8728fae5307b727229677481e9c26e 100644 (file)
--- a/lib/dns/xfrin.c
+++ b/lib/dns/xfrin.c
@@ -677,6 +677,9 @@ ixfr_commit(dns_xfrin_t *xfr) {
        }
 
 cleanup:
+       if (result != ISC_R_SUCCESS) {
+               isc_mem_put(xfr->mctx, data, sizeof(*data));
+       }
        return result;
 }