int can_fasync(int fd, struct file *file, int on)
{
+ int retval;
+
struct canuser_t *canuser = (struct canuser_t*)(file->private_data);
struct canque_ends_t *qends;
qends = canuser->qends;
- int retval = fasync_helper(fd, file, on, &qends->endinfo.fileinfo.fasync);
+ retval = fasync_helper(fd, file, on, &qends->endinfo.fileinfo.fasync);
if (retval < 0)
return retval;