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From: Nathan Chancellor <natechancellor@gmail.com>
To: devel@driverdev.osuosl.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Nathan Chancellor <natechancellor@gmail.com>,
	linux-kernel@vger.kernel.org
Subject: [PATCH 3/7] staging: ks7010: Remove unnecessary limit checks
Date: Sun,  6 May 2018 15:03:00 -0700	[thread overview]
Message-ID: <20180506220304.13040-3-natechancellor@gmail.com> (raw)
In-Reply-To: <20180506220304.13040-1-natechancellor@gmail.com>

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

Signed-off-by: Nathan Chancellor <natechancellor@gmail.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

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  parent reply	other threads:[~2018-05-06 22:03 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-06 22:02 [PATCH 1/7] staging: ks7010: Replace license boilerplate with SPDX identifiers Nathan Chancellor
2018-05-06 22:02 ` [PATCH 2/7] staging: ks7010: Remove unused variables Nathan Chancellor
2018-05-07 17:59   ` Nathan Chancellor
2018-05-06 22:03 ` Nathan Chancellor [this message]
2018-05-14 13:17   ` [PATCH 3/7] staging: ks7010: Remove unnecessary limit checks Dan Carpenter
2018-05-14 14:06     ` Nathan Chancellor
2018-05-14 14:15       ` Dan Carpenter
2018-05-06 22:03 ` [PATCH 4/7] staging: ks7010: Adjust spacing around functions and declarations Nathan Chancellor
2018-05-08 11:45   ` Greg Kroah-Hartman
2018-05-06 22:03 ` [PATCH 5/7] staging: ks7010: Remove unnecessary parentheses Nathan Chancellor
2018-05-08 11:44   ` Greg Kroah-Hartman
2018-05-06 22:03 ` [PATCH 6/7] staging: ks7010: Adjust alignment to open parenthesis Nathan Chancellor
2018-05-08 11:45   ` Greg Kroah-Hartman
2018-05-06 22:03 ` [PATCH 7/7] staging: ks7010: Move from bool to int in structs Nathan Chancellor
2018-05-08 11:34   ` Greg Kroah-Hartman
2018-05-08 11:42     ` Nathan Chancellor
2018-05-08 11:43 ` [PATCH 1/7] staging: ks7010: Replace license boilerplate with SPDX identifiers Greg Kroah-Hartman
2018-05-08 11:49   ` Nathan Chancellor

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