From defa33ad29f8d2897e78fdef6218b2eeea6acf6d Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Sun, 30 Jul 2023 11:16:47 -0600
Subject: [PATCH] bootstd: cros: Correct reporting of I/O errors
Return -EIO when the read failed, rather than the number of blocks read.
Signed-off-by: Simon Glass <sjg@chromium.org>
---
boot/bootmeth_cros.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/boot/bootmeth_cros.c b/boot/bootmeth_cros.c
index aa19ae097f..6179a547f7 100644
--- a/boot/bootmeth_cros.c
+++ b/boot/bootmeth_cros.c
@@ -106,7 +106,7 @@ static int cros_read_bootflow(struct udevice *dev, struct bootflow *bflow)
return log_msg_ret("hdr", -ENOMEM);
ret = blk_read(bflow->blk, info.start, num_blks, hdr);
if (ret != num_blks)
- return log_msg_ret("inf", ret);
+ return log_msg_ret("inf", -EIO);
if (memcmp("CHROMEOS", hdr, 8))
return -ENOENT;
@@ -125,7 +125,7 @@ static int cros_read_bootflow(struct udevice *dev, struct bootflow *bflow)
bflow->blk->name, (ulong)info.start, num_blks);
ret = blk_read(bflow->blk, (ulong)info.start + 0x80, num_blks, buf);
if (ret != num_blks)
- return log_msg_ret("inf", ret);
+ return log_msg_ret("inf", -EIO);
base = map_to_sysmem(buf);
setup = base + start - OFFSET_BASE - SETUP_OFFSET;
--
2.39.5