[PATCH 3.10 179/180] stb6100: fix buffer length check in stb6100_write_reg_range()

From: Willy Tarreau
Date: Sun Aug 21 2016 - 11:57:39 EST


From: Alexander Shiyan <shc_work@xxxxxxx>

commit 7e6bd12fb77b0067df13fb3ba3fadbdff2945396 upstream.

We are checking sizeof() the wrong variable!

Signed-off-by: Alexander Shiyan <shc_work@xxxxxxx>
Signed-off-by: Michael Krufky <mkrufky@xxxxxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@xxxxxxxxxxx>
Signed-off-by: Willy Tarreau <w@xxxxxx>
---
drivers/media/dvb-frontends/stb6100.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/dvb-frontends/stb6100.c b/drivers/media/dvb-frontends/stb6100.c
index cea175d..4ef8a5c 100644
--- a/drivers/media/dvb-frontends/stb6100.c
+++ b/drivers/media/dvb-frontends/stb6100.c
@@ -193,7 +193,7 @@ static int stb6100_write_reg_range(struct stb6100_state *state, u8 buf[], int st
.len = len + 1
};

- if (1 + len > sizeof(buf)) {
+ if (1 + len > sizeof(cmdbuf)) {
printk(KERN_WARNING
"%s: i2c wr: len=%d is too big!\n",
KBUILD_MODNAME, len);
--
2.8.0.rc2.1.gbe9624a