This reinstates fix from commit 8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409 without the changes unrelated to the actual fix. Avoid the underflow by setting only nbytes and linebytes as unsigned integers.
Signed-off-by: Marek Vasut marex@denx.de Cc: Heiko Schocher hs@denx.de Cc: Nicolas Iooss nicolas.iooss+uboot@ledger.fr Cc: Simon Glass sjg@chromium.org Cc: Tim Harvey tharvey@gateworks.com --- cmd/i2c.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/cmd/i2c.c b/cmd/i2c.c index 9050b2b8d27..e196a73efa6 100644 --- a/cmd/i2c.c +++ b/cmd/i2c.c @@ -470,7 +470,8 @@ static int do_i2c_md(struct cmd_tbl *cmdtp, int flag, int argc, uint chip; uint addr, length; int alen; - int j, nbytes, linebytes; + int j; + uint nbytes, linebytes; int ret; #if CONFIG_IS_ENABLED(DM_I2C) struct udevice *dev;