linux-kernel - [PATCH 3/7] staging: ks7010: Remove unnecessary limit checks

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Message-Id: <20180506220304.13040-3-natechancellor@gmail.com>
Date:   Sun,  6 May 2018 15:03:00 -0700
From:   Nathan Chancellor <natechancellor@...il.com>
To:     devel@...verdev.osuosl.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org,
        Nathan Chancellor <natechancellor@...il.com>
Subject: [PATCH 3/7] staging: ks7010: Remove unnecessary limit checks

uwrq is an unsigned 32-bit integer, it cannot be less than zero.

Signed-off-by: Nathan Chancellor <natechancellor@...il.com>
---
 drivers/staging/ks7010/ks_wlan_net.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/ks7010/ks_wlan_net.c b/drivers/staging/ks7010/ks_wlan_net.c
index e96477937f65..0c83d6fe270f 100644
--- a/drivers/staging/ks7010/ks_wlan_net.c
+++ b/drivers/staging/ks7010/ks_wlan_net.c
@@ -1928,7 +1928,7 @@ static int ks_wlan_set_beacon_lost(struct net_device *dev,
 	if (priv->sleep_mode == SLP_SLEEP)
 		return -EPERM;
 	/* for SLEEP MODE */
-	if (*uwrq < BEACON_LOST_COUNT_MIN || *uwrq > BEACON_LOST_COUNT_MAX)
+	if (*uwrq > BEACON_LOST_COUNT_MAX)
 		return -EINVAL;
 
 	priv->reg.beacon_lost_count = *uwrq;
@@ -2133,7 +2133,7 @@ static int ks_wlan_set_tx_gain(struct net_device *dev,
 	if (priv->sleep_mode == SLP_SLEEP)
 		return -EPERM;
 	/* for SLEEP MODE */
-	if (*uwrq < 0 || *uwrq > 0xFF)
+	if (*uwrq > 0xFF)
 		return -EINVAL;
 
 	priv->gain.tx_gain = (uint8_t)*uwrq;
@@ -2165,7 +2165,7 @@ static int ks_wlan_set_rx_gain(struct net_device *dev,
 	if (priv->sleep_mode == SLP_SLEEP)
 		return -EPERM;
 	/* for SLEEP MODE */
-	if (*uwrq < 0 || *uwrq > 0xFF)
+	if (*uwrq > 0xFF)
 		return -EINVAL;
 
 	priv->gain.rx_gain = (uint8_t)*uwrq;
-- 
2.17.0