From f5940df96ff0be12482b0f91bbb9853fcce1eeb7 Mon Sep 17 00:00:00 2001
From: Marcus Meissner <marcus@linux-n4oc.site>
Date: Sun, 25 Sep 2016 17:53:16 +0200
Subject: [PATCH] report error when setting a too long port, do not silently
 truncate

---
 libgphoto2_port/libgphoto2_port/gphoto2-port.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libgphoto2_port/libgphoto2_port/gphoto2-port.c b/libgphoto2_port/libgphoto2_port/gphoto2-port.c
index 1842970b9..6445b96c9 100644
--- a/libgphoto2_port/libgphoto2_port/gphoto2-port.c
+++ b/libgphoto2_port/libgphoto2_port/gphoto2-port.c
@@ -208,6 +208,10 @@ gp_port_set_info (GPPort *port, GPPortInfo info)
 		gp_port_set_timeout (port, 500);
 		break;
 	case GP_PORT_USB:
+		if (sizeof (port->settings.usb.port) <= strlen(info->path)) {
+			GP_LOG_E ("Path is too long for static buffer '%s'.", info->path);
+			return GP_ERROR_LIBRARY;
+		}
 		strncpy (port->settings.usb.port, info->path,
 			 sizeof (port->settings.usb.port));
 		port->settings.usb.inep = -1;