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From: Thomas Hellstrom <thellstrom@vmware.com>
To: dri-devel@lists.freedesktop.org
Cc: Thomas Hellstrom <thellstrom@vmware.com>, stable@vger.kernel.org
Subject: [PATCH 1/2] drm/vmwgfx: Fix an incorrect OOM return value
Date: Mon, 1 Sep 2014 12:33:24 +0200	[thread overview]
Message-ID: <1409567605-4636-1-git-send-email-thellstrom@vmware.com> (raw)

At the same time, make error paths return early for clarity.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: jakob Bornecrantz <jakob@vmware.com>
Cc: <stable@vger.kernel.org>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
index 7bfdaa1..36b8716 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
@@ -450,11 +450,11 @@ static int vmw_cmd_res_reloc_add(struct vmw_private *dev_priv,
 					  res,
 					  id_loc - sw_context->buf_start);
 	if (unlikely(ret != 0))
-		goto out_err;
+		return ret;
 
 	ret = vmw_resource_val_add(sw_context, res, &node);
 	if (unlikely(ret != 0))
-		goto out_err;
+		return ret;
 
 	if (res_type == vmw_res_context && dev_priv->has_mob &&
 	    node->first_usage) {
@@ -468,13 +468,13 @@ static int vmw_cmd_res_reloc_add(struct vmw_private *dev_priv,
 
 		ret = vmw_resource_context_res_add(dev_priv, sw_context, res);
 		if (unlikely(ret != 0))
-			goto out_err;
+			return ret;
 		node->staged_bindings =
 			kzalloc(sizeof(*node->staged_bindings), GFP_KERNEL);
 		if (node->staged_bindings == NULL) {
 			DRM_ERROR("Failed to allocate context binding "
 				  "information.\n");
-			goto out_err;
+			return -ENOMEM;
 		}
 		INIT_LIST_HEAD(&node->staged_bindings->list);
 	}
@@ -482,8 +482,7 @@ static int vmw_cmd_res_reloc_add(struct vmw_private *dev_priv,
 	if (p_val)
 		*p_val = node;
 
-out_err:
-	return ret;
+	return 0;
 }
 
 
-- 
1.8.3.2

             reply	other threads:[~2014-09-01 10:34 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-01 10:33 Thomas Hellstrom [this message]
2014-09-01 10:33 ` [PATCH 2/2] drm/vmwgfx: Fix a potential infinite spin waiting for fifo idle Thomas Hellstrom

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