From: Roy Marples <roy@marples.name>
Date: Wed, 10 Jun 2020 13:38:46 +0000 (+0100)
Subject: dhcpcd: Ensure dump is terminated
X-Git-Tag: v9.1.2~12
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=df2825c97b9eda01fc4a5eef2f4d884cc252f916;p=thirdparty%2Fdhcpcd.git

dhcpcd: Ensure dump is terminated
---

diff --git a/src/dhcpcd.c b/src/dhcpcd.c
index dc21583b..e030ff38 100644
--- a/src/dhcpcd.c
+++ b/src/dhcpcd.c
@@ -1659,6 +1659,8 @@ dhcpcd_readdump2(void *arg)
 		return;
 	}
 
+	if (ctx->ctl_buf[ctx->ctl_buflen - 1] != '\0') /* unlikely */
+		ctx->ctl_buf[ctx->ctl_buflen - 1] = '\0';
 	script_dump(ctx->ctl_buf, ctx->ctl_buflen);
 	fflush(stdout);
 	if (--ctx->ctl_extra != 0) {