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socket_wrapper: readv() should only work on connected sockets
author
Stefan Metzmacher
<metze@samba.org>
Sat, 30 Oct 2010 14:28:23 +0000
(16:28 +0200)
committer
Stefan Metzmacher
<metze@samba.org>
Thu, 3 Mar 2011 21:57:26 +0000
(22:57 +0100)
metze
lib/socket_wrapper/socket_wrapper.c
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diff --git
a/lib/socket_wrapper/socket_wrapper.c
b/lib/socket_wrapper/socket_wrapper.c
index d1508adbca97344dd9259ba43296dabc6202553c..26988f0b1fc0afee61af5ca9d89e6c7191daff68 100644
(file)
--- a/
lib/socket_wrapper/socket_wrapper.c
+++ b/
lib/socket_wrapper/socket_wrapper.c
@@
-2244,6
+2244,11
@@
int swrap_readv(int s, const struct iovec *vector, size_t count)
return real_readv(s, vector, count);
}
+ if (!si->connected) {
+ errno = ENOTCONN;
+ return -1;
+ }
+
if (si->type == SOCK_STREAM && count > 0) {
/* cut down to 1500 byte packets for stream sockets,
* which makes it easier to format PCAP capture files