From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
sizeof() when applied to a pointer typed expression gives the
size of the pointer, not that of the pointed data.
Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
drivers/staging/media/go7007/go7007-usb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/media/go7007/go7007-usb.c b/drivers/staging/media/go7007/go7007-usb.c
index 0823506..d455c0b 100644
--- a/drivers/staging/media/go7007/go7007-usb.c
+++ b/drivers/staging/media/go7007/go7007-usb.c
@@ -1035,7 +1035,7 @@ static int go7007_usb_i2c_master_xfer(struct i2c_adapter *adapter,
buf, buf_len, 0) < 0)
goto i2c_done;
if (msgs[i].flags & I2C_M_RD) {
- memset(buf, 0, sizeof(buf));
+ memset(buf, 0, msgs[i].len + 1);
if (go7007_usb_vendor_request(go, 0x25, 0, 0, buf,
msgs[i].len + 1, 1) < 0)
goto i2c_done;
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