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check for snprintf failure

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This commit is contained in:
Mark Andrews 2011-02-21 07:14:43 +00:00
parent 17c98e7add
commit a360461b34
1 changed files with 2 additions and 2 deletions
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4
bin/named/unix/os.c
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@ -15,7 +15,7 @@
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: os.c,v 1.104 2010/11/17 23:47:08 tbox Exp $ */
/* $Id: os.c,v 1.105 2011/02/21 07:14:43 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);
}