[Qemu-devel] [PATCH 2/2] net: socket backend shows junk in "info network", fix

[Markus Armbruster]

net_socket_fd_init_dgram() prints uninitialized saddr into
nc->info_str.

Spotted by Coverity.

Signed-off-by: Markus Armbruster <address@hidden>
---
 net/socket.c |   13 +++++++++----
 1 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/net/socket.c b/net/socket.c
index eb3e0d6..42bbae4 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -288,10 +288,15 @@ static NetSocketState *net_socket_fd_init_dgram(VLANState 
*vlan,
 
     nc = qemu_new_net_client(&net_dgram_socket_info, vlan, NULL, model, name);
 
-    snprintf(nc->info_str, sizeof(nc->info_str),
-           "socket: fd=%d (%s mcast=%s:%d)",
-           fd, is_connected ? "cloned" : "",
-           inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
+    if (is_connected) {
+        snprintf(nc->info_str, sizeof(nc->info_str),
+                 "socket: fd=%d (cloned mcast=%s:%d)",
+                 fd, inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
+    } else {
+        snprintf(nc->info_str, sizeof(nc->info_str),
+                 "socket: fd=%d",
+                 fd);
+    }
 
     s = DO_UPCAST(NetSocketState, nc, nc);
 
-- 
1.7.6.4