From: Bartosz Golaszewski <bartekgola@gmail.com>
Date: Tue, 2 May 2017 21:58:43 +0000 (+0200)
Subject: core: fix the return value of gpiod_simple_event_loop()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=657c0a957e56998c878819147af019dbf713fa4f;p=qemu-gpiodev%2Flibgpiod.git

core: fix the return value of gpiod_simple_event_loop()

This routine should always return 0 when no errors were encountered.

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

diff --git a/src/lib/core.c b/src/lib/core.c
index cefa985..1d46a04 100644
--- a/src/lib/core.c
+++ b/src/lib/core.c
@@ -314,8 +314,10 @@ int gpiod_simple_event_loop(const char *consumer, const char *device,
 		}
 
 		status = callback(evtype, &event.ts, cbdata);
-		if (status == GPIOD_EVENT_CB_STOP)
+		if (status == GPIOD_EVENT_CB_STOP) {
+			status = 0;
 			goto out;
+		}
 	}
 
 out: