[2/5] quickcam_messenger.c: possible buffer overflow while use strncat

Commit Message

Andrew Morton Nov. 17, 2009, 10:43 p.m. UTC

None

Patch

diff -puN drivers/media/video/usbvideo/quickcam_messenger.c~quickcam_messengerc-possible-buffer-overflow-while-use-strncat drivers/media/video/usbvideo/quickcam_messenger.c
--- a/drivers/media/video/usbvideo/quickcam_messenger.c~quickcam_messengerc-possible-buffer-overflow-while-use-strncat
+++ a/drivers/media/video/usbvideo/quickcam_messenger.c
@@ -89,7 +89,7 @@  static void qcm_register_input(struct qc
 	int error;
 
 	usb_make_path(dev, cam->input_physname, sizeof(cam->input_physname));
-	strncat(cam->input_physname, "/input0", sizeof(cam->input_physname));
+	strlcat(cam->input_physname, "/input0", sizeof(cam->input_physname));
 
 	cam->input = input_dev = input_allocate_device();
 	if (!input_dev) {