mutex lock can be initialized automatically with DEFINE_MUTEX() rather than explicitly calling mutex_init(). Reported-by: Hulk Robot <hulkci@xxxxxxxxxx> Signed-off-by: Ye Bin <yebin10@xxxxxxxxxx> --- drivers/char/xilinx_hwicap/xilinx_hwicap.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.c b/drivers/char/xilinx_hwicap/xilinx_hwicap.c index 067396bedf22..4d586233dfa4 100644 --- a/drivers/char/xilinx_hwicap/xilinx_hwicap.c +++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.c @@ -111,7 +111,7 @@ /* An array, which is set to true when the device is registered. */ static DEFINE_MUTEX(hwicap_mutex); static bool probed_devices[HWICAP_DEVICES]; -static struct mutex icap_sem; +static DEFINE_MUTEX(icap_sem); static struct class *icap_class; @@ -857,7 +857,6 @@ static int __init hwicap_module_init(void) int retval; icap_class = class_create(THIS_MODULE, "xilinx_config"); - mutex_init(&icap_sem); devt = MKDEV(XHWICAP_MAJOR, XHWICAP_MINOR); retval = register_chrdev_region(devt,
