Staging: sep: fix time handler

[firefly-linux-kernel-4.4.55.git] / drivers / staging / sep / sep_driver.c

diff --git a/drivers/staging/sep/sep_driver.c b/drivers/staging/sep/sep_driver.c
index fe46c1b4647275aec9dc5f96351e0431ac294e11..c2d9cab85d420dc9f081775eb43b35662d8e9f12 100644 (file)
--- a/drivers/staging/sep/sep_driver.c
+++ b/drivers/staging/sep/sep_driver.c
@@ -2143,7 +2143,9 @@ static int sep_get_time_handler(unsigned long arg)
        struct sep_driver_get_time_t command_args;
 
        error = sep_set_time(&command_args.time_physical_address, &command_args.time_value);
-       error = copy_to_user((void *) arg, (void *) &command_args, sizeof(struct sep_driver_get_time_t));
+       if (error == 0)
+               error = copy_to_user((void __user *)arg,
+                       &command_args, sizeof(struct sep_driver_get_time_t));
        return error;
 
 }