From: Matthew Clarkson <mclarkson@reliablecontrols.com>
Date: Thu, 19 Nov 2020 19:15:12 +0000 (+0000)
Subject: privsep: adjust comment for prior
X-Git-Tag: v9.3.3~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=450a51cc1b6eda96687fa52ede208034b7ec2e12;p=thirdparty%2Fdhcpcd.git

privsep: adjust comment for prior

Note that this is a requirement for printf over serial terminals.
---

diff --git a/src/privsep-linux.c b/src/privsep-linux.c
index 306eb249..e588ecd7 100644
--- a/src/privsep-linux.c
+++ b/src/privsep-linux.c
@@ -257,7 +257,7 @@ static struct sock_filter ps_seccomp_filter[] = {
 	SECCOMP_ALLOW_ARG(__NR_ioctl, 1, SIOCGIFINDEX),
 	SECCOMP_ALLOW_ARG(__NR_ioctl, 1, SIOCGIFMTU),
 	SECCOMP_ALLOW_ARG(__NR_ioctl, 1, SIOCGIFVLAN),
-	/* printf on some platforms seems to use this ioctl */
+	/* printf over serial terminal requires this */
 	SECCOMP_ALLOW_ARG(__NR_ioctl, 1, TCGETS),
 	/* SECCOMP BPF is newer than nl80211 so we don't need SIOCGIWESSID
 	 * which lives in the impossible to include linux/wireless.h header */