Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 7950d023 authored by Artem Bityutskiy's avatar Artem Bityutskiy
Browse files

UBI: use raw mtd read function in debugging code 



This change affects only the debugging code. Namely, use mtd->read()
function instead of ubi_io_read() to avoid bit-flips injection
(ubi_dbg_is_bitflip()) which we do not want on the debugging path.

Signed-off-by: default avatarArtem Bityutskiy <Artem.Bityutskiy@nokia.com>
parent 276832d8

drivers/mtd/ubi/io.c

+4 −2
Original line number Diff line number Diff line
@@ -1325,10 +1325,12 @@ int ubi_dbg_check_write(struct ubi_device *ubi, const void *buf, int pnum, 
			int offset, int len)

{

	int err, i;

	size_t read;

	loff_t addr = (loff_t)pnum * ubi->peb_size + offset;



	mutex_lock(&ubi->dbg_buf_mutex);

	err = ubi_io_read(ubi, ubi->dbg_peb_buf, pnum, offset, len);

	if (err)

	err = ubi->mtd->read(ubi->mtd, addr, len, &read, ubi->dbg_peb_buf);

	if (err && err != -EUCLEAN)

		goto out_unlock;



	for (i = 0; i < len; i++) {