If an error occurs when attempting to write previously buffered data on

a socket, do not override the error code with PR_WOULD_BLOCK_ERROR.
bug 132899.

security/nss/lib/ssl/sslsecur.c

@@ -32,7 +32,7 @@
  * may use your version of this file under either the MPL or the
  * GPL.
  *
- * $Id: sslsecur.c,v 1.16 2002/02/27 04:40:17 nelsonb%netscape.com Exp $
+ * $Id: sslsecur.c,v 1.17 2002/03/23 01:06:08 nelsonb%netscape.com Exp $
  */
 #include "cert.h"
 #include "secitem.h"
@@ -1016,7 +1016,7 @@ ssl_SecureSend(sslSocket *ss, const unsigned char *buf, int len, int flags)
     if (ss->pendingBuf.len != 0) {
 	PORT_Assert(ss->pendingBuf.len > 0);
 	rv = ssl_SendSavedWriteData(ss, &ss->pendingBuf, ssl_DefSend);
-	if (ss->pendingBuf.len != 0) {
+	if (rv >= 0 && ss->pendingBuf.len != 0) {
 	    PORT_Assert(ss->pendingBuf.len > 0);
 	    PORT_SetError(PR_WOULD_BLOCK_ERROR);
 	    rv = SECFailure;