diff options
| author | brian <brian@cvs.openbsd.org> | 2001-08-21 04:09:19 +0000 |
|---|---|---|
| committer | brian <brian@cvs.openbsd.org> | 2001-08-21 04:09:19 +0000 |
| commit | b5155ca0f3a2c0338923fe8ddf0f4aaee8deacb5 (patch) | |
| tree | ecae0a6524f987f6dcfed4cf118d8df177fd4084 /usr.sbin | |
| parent | 3d268f5ce0636f6861d6cae07dcd3603ac54b4dc (diff) | |
Handle snprintf() returning < -1
Diffstat (limited to 'usr.sbin')
| -rw-r--r-- | usr.sbin/ppp/ppp/command.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/usr.sbin/ppp/ppp/command.c b/usr.sbin/ppp/ppp/command.c index f74e8da5609..d4d008ddc8c 100644 --- a/usr.sbin/ppp/ppp/command.c +++ b/usr.sbin/ppp/ppp/command.c @@ -25,7 +25,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $OpenBSD: command.c,v 1.68 2001/08/19 23:22:17 brian Exp $ + * $OpenBSD: command.c,v 1.69 2001/08/21 04:09:18 brian Exp $ */ #include <sys/param.h> @@ -263,7 +263,11 @@ IdentCommand(struct cmdargs const *arg) for (pos = 0, f = arg->argn; f < arg->argc && pos < max; f++) { n = snprintf(arg->cx->physical->link.lcp.cfg.ident + pos, max - pos, "%s%s", f == arg->argn ? "" : " ", arg->argv[f]); - if (n == -1 || (pos += n) >= max) + if (n < 0) { + arg->cx->physical->link.lcp.cfg.ident[pos] = '\0'; + break; + } + if ((pos += n) >= max) break; } |