Message ID | 1505045573-11552-3-git-send-email-bmeng.cn@gmail.com |
---|---|
State | Accepted |
Delegated to: | Tom Rini |
Headers | show |
Series | [U-Boot,v4,1/4] blk: Use macros for block device vendor/product/rev string size | expand |
On Sun, Sep 10, 2017 at 05:12:52AM -0700, Bin Meng wrote: > When there is no CDROM inserted, the block size is zero hence there > is no need to create a BLK device for it. > > Signed-off-by: Bin Meng <bmeng.cn@gmail.com> > Reviewed-by: Simon Glass <sjg@chromium.org> Applied to u-boot/master, thanks!
diff --git a/drivers/block/ide.c b/drivers/block/ide.c index ed3b27e..9ab01a9 100644 --- a/drivers/block/ide.c +++ b/drivers/block/ide.c @@ -1202,6 +1202,13 @@ static int ide_probe(struct udevice *udev) blksz = ide_dev_desc[i].blksz; size = blksz * ide_dev_desc[i].lba; + + /* + * With CDROM, if there is no CD inserted, blksz will + * be zero, don't bother to create IDE block device. + */ + if (!blksz) + continue; ret = blk_create_devicef(udev, "ide_blk", name, IF_TYPE_IDE, i, blksz, size, &blk_dev);