Messages in this thread | | | From | Miquel Raynal <> | Subject | Re: [PATCH] mtd: rawnand: fsl_upm: Fix an off-by one test in fun_exec_op() | Date | Thu, 27 Jul 2023 17:17:31 +0200 |
| |
On Wed, 2023-07-19 at 21:55:01 UTC, Christophe JAILLET wrote: > 'op-cs' is copied in 'fun->mchip_number' which is used to access the > 'mchip_offsets' and the 'rnb_gpio' arrays. > These arrays have NAND_MAX_CHIPS elements, so the index must be below this > limit. > > Fix the sanity check in order to avoid the NAND_MAX_CHIPS value. This > would lead to out-of-bound accesses. > > Fixes: 54309d657767 ("mtd: rawnand: fsl_upm: Implement exec_op()") > Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> > Reviewed-by: Dan Carpenter <dan.carpenter@linaro.org>
Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/fixes, thanks.
Miquel
| |