jsonrpc_transact_block() might return EOF so passing its return value to
strerror() isn't general enough.
It might be better to change jsonrpc_transact{_block}() to never return
EOF, since a closed connection seems like it is always an error in that
context.
Found by Coverity.
Signed-off-by: Ben Pfaff <b...@nicira.com>
---
lib/unixctl.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/lib/unixctl.c b/lib/unixctl.c
index e59056e..104a2d9 100644
--- a/lib/unixctl.c
+++ b/lib/unixctl.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2008, 2009, 2010, 2011, 2012 Nicira, Inc.
+ * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -462,7 +462,7 @@ unixctl_client_transact(struct jsonrpc *client, const char
*command, int argc,
error = jsonrpc_transact_block(client, request, &reply);
if (error) {
VLOG_WARN("error communicating with %s: %s", jsonrpc_get_name(client),
- strerror(error));
+ ovs_retval_to_string(error));
return error;
}
--
1.7.2.5
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