aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorBin Meng <bmeng.cn@gmail.com>2017-09-10 05:12:52 -0700
committerTom Rini <trini@konsulko.com>2017-09-10 12:27:40 -0400
commit1f4adab8733b29f81d21f74e2194bd8ddb80e574 (patch)
treee0ad5d58c49deee613718386ec69bf955cafd84d
parent68e6f221ed08674374dc397fe52a64817599fce7 (diff)
downloadu-boot-1f4adab8733b29f81d21f74e2194bd8ddb80e574.zip
u-boot-1f4adab8733b29f81d21f74e2194bd8ddb80e574.tar.gz
u-boot-1f4adab8733b29f81d21f74e2194bd8ddb80e574.tar.bz2
block: ide: Don't bother to create BLK device if no CDROM inserted
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>
-rw-r--r--drivers/block/ide.c7
1 files changed, 7 insertions, 0 deletions
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);