The function gpib_register_driver() can fail and does not return an error value if it fails. Return the error value if gpib_register_driver() fails. Signed-off-by: Nihar Chaithanya <niharchaithanya@xxxxxxxxx> --- drivers/staging/gpib/hp_82335/hp82335.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/staging/gpib/hp_82335/hp82335.c b/drivers/staging/gpib/hp_82335/hp82335.c index 40afe42aea47..af8ddc173d12 100644 --- a/drivers/staging/gpib/hp_82335/hp82335.c +++ b/drivers/staging/gpib/hp_82335/hp82335.c @@ -325,7 +325,14 @@ void hp82335_detach(gpib_board_t *board) static int __init hp82335_init_module(void) { - gpib_register_driver(&hp82335_interface, THIS_MODULE); + int result = gpib_register_driver(&hp82335_interface, THIS_MODULE); + + if (result) { + pr_err("hp82335: gpib_register_driver failed!\n"); + return result; + } + + pr_info("hp82335: module init is complete\n"); return 0; } -- 2.34.1