From 68bd42fb10cfaf278e841d2925da7f061820abd4 Mon Sep 17 00:00:00 2001 From: xuchunmei Date: Wed, 23 Jan 2019 07:57:53 -0500 Subject: [PATCH] top: exit with error when pid overflow Signed-off-by: xuchunmei --- top/top.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/top/top.c b/top/top.c index 9bfc7f0..d1dbf95 100644 --- a/top/top.c +++ b/top/top.c @@ -4098,7 +4098,8 @@ static void parse_args (char **args) { if (Monpidsidx >= MONPIDMAX) error_exit(fmtmk(N_fmt(LIMIT_exceed_fmt), MONPIDMAX)); if (1 != sscanf(cp, "%d", &pid) - || strpbrk(cp, "+-.")) + || strpbrk(cp, "+-.") + || 0 > pid) error_exit(fmtmk(N_fmt(BAD_mon_pids_fmt), cp)); if (!pid) pid = getpid(); for (i = 0; i < Monpidsidx; i++) -- 1.8.3.1