kinetis_common: Fix -Wsign-compare in gpio.c

7 years ago · 45c8bc47e8
parent 8c82d9952b
commit 45c8bc47e8
1 changed files with 1 additions and 1 deletions
--- a/cpu/kinetis_common/periph/gpio.c
+++ b/cpu/kinetis_common/periph/gpio.c
@ -145,7 +145,7 @@ static inline int get_ctx(int port, int pin)
 */
 static int get_free_ctx(void)
 {
-    for (int i = 0; i < CTX_NUMOF; i++) {
+    for (unsigned int i = 0; i < CTX_NUMOF; i++) {
        if (isr_ctx[i].cb == NULL) {
            return i;
        }