linux-kernel - [char-misc-next 1/3] mei: add error messages for open count errors

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Message-Id: <1347313402-24606-1-git-send-email-tomas.winkler@intel.com>
Date:	Tue, 11 Sep 2012 00:43:20 +0300
From:	Tomas Winkler <tomas.winkler@...el.com>
To:	gregkh@...uxfoundation.org
Cc:	arnd@...db.de, alan@...ux.intel.com, linux-kernel@...r.kernel.org,
	Tomas Winkler <tomas.winkler@...el.com>
Subject: [char-misc-next 1/3] mei: add error messages for open count errors

Signed-off-by: Tomas Winkler <tomas.winkler@...el.com>
---
 drivers/misc/mei/main.c |   10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c
index ae2cd0d..e8b0858 100644
--- a/drivers/misc/mei/main.c
+++ b/drivers/misc/mei/main.c
@@ -239,12 +239,18 @@ static int mei_open(struct inode *inode, struct file *file)
 		goto out_unlock;
 	}
 	err = -EMFILE;
-	if (dev->open_handle_count >= MEI_MAX_OPEN_HANDLE_COUNT)
+	if (dev->open_handle_count >= MEI_MAX_OPEN_HANDLE_COUNT) {
+		dev_err(&dev->pdev->dev, "open_handle_count exceded %d",
+			MEI_MAX_OPEN_HANDLE_COUNT);
 		goto out_unlock;
+	}
 
 	cl_id = find_first_zero_bit(dev->host_clients_map, MEI_CLIENTS_MAX);
-	if (cl_id >= MEI_CLIENTS_MAX)
+	if (cl_id >= MEI_CLIENTS_MAX) {
+		dev_err(&dev->pdev->dev, "client_id exceded %d",
+				MEI_CLIENTS_MAX) ;
 		goto out_unlock;
+	}
 
 	cl->host_client_id  = cl_id;
 
-- 
1.7.4.4

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