On Sunday 15 July 2012, Devendra Naga wrote: > class_create if succeeded returns a pointer to the struct class, > and if it fails, it returns a value enclosed by the pointer, which > can be read by using PTR_ERR. > > Handle the error and return it. > > result is for error checking of the alloc_chrdev_region, instead > ret can be used, and also if the alloc_chrdev_region fail, > we are still returning -ENODEV, use ret and the error path will > take care of returning of the ret. > > Signed-off-by: Devendra Naga <[email protected]>
Acked-by: Arnd Bergmann <[email protected]> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
