openwrtv4/target/linux/brcm2708/patches-4.4/0212-vchiq_arm-Service-callbacks-must-not-fail.patch
Álvaro Fernández Rojas 2b1c6b21b5 brcm2708: update linux 4.4 patches to latest version
As usual these patches were extracted and rebased from the raspberry pi repo:
https://github.com/raspberrypi/linux/tree/rpi-4.4.y

Also adds support for Raspberry Pi Compute Module 3 (untested).

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2016-09-10 14:54:26 +02:00

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Diff

From 827e46013755254e526f0b682495ee88066a05a3 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Wed, 23 Mar 2016 20:53:47 +0000
Subject: [PATCH] vchiq_arm: Service callbacks must not fail
Service callbacks are not allowed to return an error. The internal callback
that delivers events and messages to user tasks does not enqueue them if
the service is closing, but this is not an error and should not be
reported as such.
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
---
drivers/misc/vc04_services/interface/vchiq_arm/vchiq_arm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_arm.c
+++ b/drivers/misc/vc04_services/interface/vchiq_arm/vchiq_arm.c
@@ -224,7 +224,7 @@ add_completion(VCHIQ_INSTANCE_T instance
} else if (instance->closing) {
vchiq_log_info(vchiq_arm_log_level,
"service_callback closing");
- return VCHIQ_ERROR;
+ return VCHIQ_SUCCESS;
}
DEBUG_TRACE(SERVICE_CALLBACK_LINE);
}