linux-kernel - [PATCH 1/7] media: netup_unidvb: don't check number of messages in the driver

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Date:   Sun, 20 May 2018 08:50:32 +0200
From:   Wolfram Sang <wsa@...-dreams.de>
To:     linux-i2c@...r.kernel.org
Cc:     Peter Rosin <peda@...ntia.se>, Wolfram Sang <wsa@...-dreams.de>,
        Sergey Kozlov <serjk@...up.ru>, Abylay Ospan <aospan@...up.ru>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/7] media: netup_unidvb: don't check number of messages in the driver

Since commit 1eace8344c02 ("i2c: add param sanity check to
i2c_transfer()"), the I2C core does this check now. We can remove it
from drivers.

Signed-off-by: Wolfram Sang <wsa@...-dreams.de>
---

Only build tested.

 drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c b/drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c
index b13e319d24b7..5f1613aec93c 100644
--- a/drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c
+++ b/drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c
@@ -214,11 +214,6 @@ static int netup_i2c_xfer(struct i2c_adapter *adap,
 	struct netup_i2c *i2c = i2c_get_adapdata(adap);
 	u16 reg;
 
-	if (num <= 0) {
-		dev_dbg(i2c->adap.dev.parent,
-			"%s(): num == %d\n", __func__, num);
-		return -EINVAL;
-	}
 	spin_lock_irqsave(&i2c->lock, flags);
 	if (i2c->state != STATE_DONE) {
 		dev_dbg(i2c->adap.dev.parent,
-- 
2.11.0