From: Christos Gkekas <chris.gekas@gmail.com>
Date: Fri, 27 Oct 2017 08:12:37 +0000 (+0300)
Subject: ath9k: debug: Remove redundant check
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=9d414949a3061ba1a76fbc7900e00902968df4ef;p=linux.git

ath9k: debug: Remove redundant check

Variable val is unsigned, so checking whether it is less than zero is
redundant.

Signed-off-by: Christos Gkekas <chris.gekas@gmail.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
---

diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index 5a0a05abd51a9..9e8aed5c478cb 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -1167,7 +1167,7 @@ static ssize_t write_file_tpc(struct file *file, const char __user *user_buf,
 	if (kstrtoul(buf, 0, &val))
 		return -EINVAL;
 
-	if (val < 0 || val > 1)
+	if (val > 1)
 		return -EINVAL;
 
 	tpc_enabled = !!val;