From eff01f21f89c7d0a8b4bb44c5db41230462f5fa6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joakim=20Nohlg=C3=A5rd?= <joakim.nohlgard@eistec.se>
Date: Wed, 1 Jun 2016 16:40:28 +0200
Subject: [PATCH] cpu/cc26x0: Cast gpio_t to unsigned int for comparison

---
 cpu/cc26x0/periph/gpio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cpu/cc26x0/periph/gpio.c b/cpu/cc26x0/periph/gpio.c
index b277af8c58..0759f5cb60 100644
--- a/cpu/cc26x0/periph/gpio.c
+++ b/cpu/cc26x0/periph/gpio.c
@@ -34,7 +34,7 @@ static gpio_isr_ctx_t gpio_chan[GPIO_ISR_CHAN_NUMOF];
 
 int gpio_init(gpio_t pin, gpio_mode_t mode)
 {
-    if ((pin < 0) || (pin > 31))
+    if ((unsigned int)pin > 31)
         return -1;
 
     /* enable GPIO clock */
-- 
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