Hi Michael,
On 12/20/25 09:42, Michael Nazzareno Trimarchi wrote:
On Tue, Dec 16, 2025 at 2:41 PM Peter Suti
<[email protected]> wrote:
---
cmd/mtd.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/cmd/mtd.c b/cmd/mtd.c
index 1d1845bce44..9f6e3226c15 100644
--- a/cmd/mtd.c
+++ b/cmd/mtd.c
@@ -519,7 +519,15 @@ static int do_mtd_io(struct cmd_tbl *cmdtp, int flag, int
argc,
goto out_put_mtd;
}
- default_len = dump ? mtd->writesize : mtd->size;
+ if (dump) {
+ default_len = mtd->writesize;
+ } else {
+ if (start_off < mtd->size)
+ default_len = mtd->size - start_off;
+ else
+ default_len = 0;
Should it fail if the requested offset is bigger than mtd->size
Michael
I think that would make more sense, yes. I'll send V2 with that fix.
Best Regards, Peter
