poll/unix/z_asio.c:271]: (style) Suspicious condition (assignment +
comparison); Clarify expression with parentheses.

PR59582



git-svn-id: https://svn.apache.org/repos/asf/apr/apr/trunk@1744600 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/poll/unix/z_asio.c b/poll/unix/z_asio.c
index 7e0fd89..6537d49 100644
--- a/poll/unix/z_asio.c
+++ b/poll/unix/z_asio.c
@@ -268,9 +268,9 @@
 
     if (flags & APR_POLLSET_THREADSAFE) {
 #if APR_HAS_THREADS
-        if (rv = apr_thread_mutex_create(&(priv->ring_lock),
+        if ((rv = apr_thread_mutex_create(&(priv->ring_lock),
                                            APR_THREAD_MUTEX_DEFAULT,
-                                           p) != APR_SUCCESS) {
+                                           p)) != APR_SUCCESS) {
             DBG1(1, "apr_thread_mutex_create returned %d\n", rv);
             pollset->p = NULL;
             return rv;