Make sure that a format string cannot accidentally leak into the printk buffer.
Signed-off-by: Kees Cook <[email protected]> --- drivers/media/dvb-frontends/dib9000.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/dvb-frontends/dib9000.c b/drivers/media/dvb-frontends/dib9000.c index 6201c59..61b2cfe 100644 --- a/drivers/media/dvb-frontends/dib9000.c +++ b/drivers/media/dvb-frontends/dib9000.c @@ -649,7 +649,7 @@ static int dib9000_risc_debug_buf(struct dib9000_state *state, u16 * data, u8 si b[2 * (size - 2) - 1] = '\0'; /* Bullet proof the buffer */ if (*b == '~') { b++; - dprintk(b); + dprintk("%s", b); } else dprintk("RISC%d: %d.%04d %s", state->fe_id, ts / 10000, ts % 10000, *b ? b : "<emtpy>"); return 1; -- 1.7.9.5 -- Kees Cook Chrome OS Security -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
