Fix compilation warnings.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

2 files changed, 8 insertions, 10 deletions

diff --git a/display.c b/display.c
index 0000ee9..1114366 100644
--- a/display.c
+++ b/display.c
@@ -198,13 +198,13 @@ static int display_prev_panel(void)
 
 static int display_next_line(void)
 {
-	int maxx, maxy;
+	int maxy;
 	int cursor = windata[current_win].cursor;
 	int nrdata = windata[current_win].nrdata;
 	int scrolling = windata[current_win].scrolling;
 	struct rowdata *rowdata = windata[current_win].rowdata;
 
-	getmaxyx(stdscr, maxy, maxx);
+	maxy = getmaxy(stdscr);
 
 	if (cursor >= nrdata)
 		return cursor;
@@ -320,9 +320,6 @@ struct find_data *display_find_init(void)
 	const size_t len = 64;
 	regex_t *reg;
 	char *search4;
-	int maxx, maxy;
-
-	getmaxyx(stdscr, maxy, maxx);
 
 	reg = malloc(sizeof(*reg));
 	if (!reg)
diff --git a/gpio.c b/gpio.c
index 3c02b8e..7b5bbb2 100644
--- a/gpio.c
+++ b/gpio.c
@@ -325,12 +325,13 @@ void export_free_gpios(void)
 	FILE *fgpio, *fgpio_export;
 	int i, gpio_max = 0;
 	char *line = NULL;
-	ssize_t read, len = 0;
+	ssize_t read;
+	size_t len = 0;
 
 	fgpio = fopen("/sys/kernel/debug/gpio", "r");
 	if (!fgpio) {
 		printf("failed to read debugfs gpio file\n");
-		goto out;
+		return;
 	}
 
 	fgpio_export = fopen("/sys/class/gpio/export", "w");
@@ -342,7 +343,7 @@ void export_free_gpios(void)
 	/* export the gpios */
 	while ((read = getline(&line, &len, fgpio)) != -1) {
 		if (strstr(line, "GPIOs"))
-			sscanf(line, "%*[^-]-%d%*", &gpio_max);
+			sscanf(line, "%*[^-]-%d", &gpio_max);
 	}
 
 	printf("log: total gpios = %d\n", gpio_max);
@@ -355,10 +356,10 @@ void export_free_gpios(void)
 	}
 
 	free(line);
-out:
+
 	if (fgpio)
 		fclose(fgpio);
-
+out:
 	if (fgpio_export)
 		fclose(fgpio_export);