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 <develkernel412...@gmail.com>
Acked-by: Arnd Bergmann <a...@arndb.de> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
