An attempt to write non block aligned data fails silently, add warning and
set result.
Signed-off-by: Ladislav Michl <la...@linux-mips.org>
---
cmd/onenand.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/cmd/onenand.c b/cmd/onenand.c
index feab01a..090f835 100644
--- 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;
--
2.1.4
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