From: Bartosz Golaszewski <bartekgola@gmail.com>
Date: Sat, 28 Jan 2017 16:32:23 +0000 (+0100)
Subject: core: simplify gpiod_chip_close()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=94bc14058847847ff3ae623fe32dc1a16735ddd6;p=qemu-gpiodev%2Flibgpiod.git

core: simplify gpiod_chip_close()

Use a temporary pointer for GPIO lines and helpers for reading the
line state.

Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>
---

diff --git a/src/lib/core.c b/src/lib/core.c
index 494a3b4..d1fe38c 100644
--- a/src/lib/core.c
+++ b/src/lib/core.c
@@ -975,13 +975,16 @@ struct gpiod_chip * gpiod_chip_open_lookup(const char *descr)
 
 void gpiod_chip_close(struct gpiod_chip *chip)
 {
+	struct gpiod_line *line;
 	unsigned int i;
 
 	for (i = 0; i < chip->cinfo.lines; i++) {
-		if (chip->lines[i].state == LINE_TAKEN)
-			gpiod_line_release(&chip->lines[i]);
-		else if (chip->lines[i].state == LINE_EVENT)
-			gpiod_line_event_release(&chip->lines[i]);
+		line = &chip->lines[i];
+
+		if (line_get_state(line) == LINE_TAKEN)
+			gpiod_line_release(line);
+		else if (line_get_state(line) == LINE_EVENT)
+			gpiod_line_event_release(line);
 	}
 
 	close(chip->fd);