check for snprintf failure

This commit is contained in:
Mark Andrews
2010-11-16 00:47:48 +00:00
parent 73b1b8a6f1
commit f85281de08

View File

@@ -15,7 +15,7 @@
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: os.c,v 1.101 2009/08/13 07:04:38 marka Exp $ */
/* $Id: os.c,v 1.102 2010/11/16 00:47:48 marka Exp $ */
/*! \file */
@@ -950,7 +950,7 @@ ns_os_shutdownmsg(char *command, isc_buffer_t *text) {
isc_buffer_availablelength(text),
"pid: %ld", (long)pid);
/* Only send a message if it is complete. */
if (n < isc_buffer_availablelength(text))
if (n > 0 && n < isc_buffer_availablelength(text))
isc_buffer_add(text, n);
}