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[iproute,32/51] ss: Make sure index variable is >= 0

Message ID 20170812120510.28750-33-phil@nwl.cc
State Changes Requested, archived
Delegated to: stephen hemminger
Headers show

Commit Message

Phil Sutter Aug. 12, 2017, 12:04 p.m. UTC 
This shouldn't happen but relying upon external data without checking
may lead to unexpected results.

Signed-off-by: Phil Sutter <phil@nwl.cc>
---
 misc/ss.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/misc/ss.c b/misc/ss.c
index d767b1103ea81..4d2f75b571ea6 100644
--- a/misc/ss.c
+++ b/misc/ss.c
@@ -2003,7 +2003,7 @@  static void tcp_timer_print(struct tcpstat *s)
 		"unknown"
 	};
 
-	if (s->timer) {
+	if (s->timer >= 0) {
 		if (s->timer > 4)
 			s->timer = 5;
 		printf(" timer:(%s,%s,%d)",