mei: add error messages for open count errors

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 8 insertions, 2 deletions

diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c
index ae2cd0d52907..e8b0858132c1 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;