Input: fix potential overflows in driver/input/keyboard
Change all sprintfs into snprintfs to make sure we won't stomp on
data adjacent to our buffers.
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/keyboard/lkkbd.c b/drivers/input/keyboard/lkkbd.c
index 77c4d96..5174224 100644
--- a/drivers/input/keyboard/lkkbd.c
+++ b/drivers/input/keyboard/lkkbd.c
@@ -384,18 +384,21 @@
*/
switch (lk->id[4]) {
case 1:
- sprintf (lk->name, "DEC LK201 keyboard");
+ strlcpy (lk->name, "DEC LK201 keyboard",
+ sizeof (lk->name));
if (lk201_compose_is_alt)
lk->keycode[0xb1] = KEY_LEFTALT;
break;
case 2:
- sprintf (lk->name, "DEC LK401 keyboard");
+ strlcpy (lk->name, "DEC LK401 keyboard",
+ sizeof (lk->name));
break;
default:
- sprintf (lk->name, "Unknown DEC keyboard");
+ strlcpy (lk->name, "Unknown DEC keyboard",
+ sizeof (lk->name));
printk (KERN_ERR "lkkbd: keyboard on %s is unknown, "
"please report to Jan-Benedict Glaw "
"<jbglaw@lug-owl.de>\n", lk->phys);