staging: panel: return register value

we were returning success even if the module failed to register.
now we are returning the actual return value, success or error.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Acked-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c
index ac14725..ee26413 100644 (file)
--- a/drivers/staging/panel/panel.c
+++ b/drivers/staging/panel/panel.c
@@ -2282,7 +2282,7 @@ static struct parport_driver panel_driver = {
 /* init function */
 static int __init panel_init_module(void)
 {
-       int selected_keypad_type = NOT_SET;
+       int selected_keypad_type = NOT_SET, err;
 
        /* take care of an eventual profile */
        switch (profile) {
@@ -2388,9 +2388,10 @@ static int __init panel_init_module(void)
                return -ENODEV;
        }
 
-       if (parport_register_driver(&panel_driver)) {
+       err = parport_register_driver(&panel_driver);
+       if (err) {
                pr_err("could not register with parport. Aborting.\n");
-               return -EIO;
+               return err;
        }
 
        if (pprt)