linux-kernel - [PATCH 05/11] Handle all errors in qxl_surface

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Date:	Wed, 27 May 2015 11:04:00 +0100
From:	Frediano Ziglio <fziglio@...hat.com>
To:	fziglio@...hat.com, spice-devel@...ts.freedesktop.org,
	airlied@...ux.ie, dri-devel@...ts.freedesktop.org,
	airlied@...hat.com
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH 05/11] Handle all errors in qxl_surface_evict

Only EBUSY error was handled. This could cause code to believe
reserve was successful while it failed.

Signed-off-by: Frediano Ziglio <fziglio@...hat.com>
---
 qxl/qxl_cmd.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/qxl/qxl_cmd.c b/qxl/qxl_cmd.c
index 85ed5dc..b18f84c 100644
--- a/qxl/qxl_cmd.c
+++ b/qxl/qxl_cmd.c
@@ -612,8 +612,8 @@ static int qxl_reap_surf(struct qxl_device *qdev, struct qxl_bo *surf, bool stal
 	int ret;
 
 	ret = qxl_bo_reserve(surf, false);
-	if (ret == -EBUSY)
-		return -EBUSY;
+	if (ret)
+		return ret;
 
 	if (stall)
 		mutex_unlock(&qdev->surf_evict_mutex);
@@ -622,9 +622,9 @@ static int qxl_reap_surf(struct qxl_device *qdev, struct qxl_bo *surf, bool stal
 
 	if (stall)
 		mutex_lock(&qdev->surf_evict_mutex);
-	if (ret == -EBUSY) {
+	if (ret) {
 		qxl_bo_unreserve(surf);
-		return -EBUSY;
+		return ret;
 	}
 
 	qxl_surface_evict_locked(qdev, surf, true);
-- 
2.1.0

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