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Don't bother read()ing if we ``expect'' nothing in our chat script.

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This commit is contained in:
Brian Somers 1999-06-26 02:54:36 +00:00
parent 6a32b41413
commit ddd6808024
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=48227
1 changed files with 2 additions and 2 deletions
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4
usr.sbin/ppp/chat.c
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@ -23,7 +23,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: chat.c,v 1.57 1999/06/09 08:47:31 brian Exp $
* $Id: chat.c,v 1.58 1999/06/26 02:54:24 brian Exp $
*/
#include <sys/param.h>
@ -318,7 +318,7 @@ static int
chat_IsSet(struct descriptor *d, const fd_set *fdset)
{
struct chat *c = descriptor2chat(d);
return physical_IsSet(&c->physical->desc, fdset);
return c->argptr && physical_IsSet(&c->physical->desc, fdset);
}
static void