worker: Use ovs_retval_to_string() where EOF is a possible return value.

Found by Coverity.

Signed-off-by: Ben Pfaff <blp@nicira.com>
Acked-by: Ethan Jackson <ethan@nicira.com>

diff --git a/lib/worker.c b/lib/worker.c
index b0f1a82..ce4a53b 100644 (file)
--- a/lib/worker.c
+++ b/lib/worker.c
@@ -379,7 +379,7 @@ worker_main(int fd)
             /* Main process closed the IPC socket.  Exit cleanly. */
             break;
         } else if (error != EAGAIN) {
-            VLOG_FATAL("RPC receive failed (%s)", strerror(error));
+            VLOG_FATAL("RPC receive failed (%s)", ovs_retval_to_string(error));
         }
 
         poll_fd_wait(server_sock, POLLIN);