commit 454ae2ad280b9f41641ad2431604a04128d4db84
from: Russ Cox <rsc@swtch.com>
date: Tue May 06 03:09:48 2008 UTC

libmux: more robust code

commit - 80f2165d274da5185a09ebda340505b067b08eb4
commit + 454ae2ad280b9f41641ad2431604a04128d4db84
blob - d9d9d8a6283ef25f6bb54deddb79886c03d1c8ba
blob + 3a2a933197b5a0168577476360ec3e0ecf38b915
--- src/libmux/io.c
+++ src/libmux/io.c
@@ -34,8 +34,11 @@ _muxrecvproc(void *v)
 	qunlock(&mux->inlk);
 	qlock(&mux->lk);
 	_muxqhangup(q);
-	while(_muxnbqrecv(q, &p))
+	p = nil;
+	while(_muxnbqrecv(q, &p) && p != nil){
 		free(p);
+		p = nil;
+	}
 	free(q);
 	mux->readq = nil;
 	rwakeup(&mux->rpcfork);