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cmd/onenand.c: block align warning
author
Ladislav Michl
<ladis@linux-mips.org>
Tue, 13 Sep 2016 05:40:00 +0000
(07:40 +0200)
committer
Tom Rini
<trini@konsulko.com>
Fri, 7 Oct 2016 00:57:42 +0000
(20:57 -0400)
An attempt to write non block aligned data fails silently, add warning and
set result.
Signed-off-by: Ladislav Michl <ladis@linux-mips.org>
cmd/onenand.c
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diff --git
a/cmd/onenand.c
b/cmd/onenand.c
index
feab01a
..
d97844f
100644
(file)
--- a/
cmd/onenand.c
+++ b/
cmd/onenand.c
@@
-139,6
+139,12
@@
static int onenand_block_write(loff_t to, size_t len,
size_t _retlen = 0;
int ret;
+ if ((to & (mtd->writesize - 1)) != 0) {
+ printf("Attempt to write non block-aligned data\n");
+ *retlen = 0;
+ return 1;
+ }
+
if (to == next_ofs) {
next_ofs = to + len;
to += skip_ofs;