On Thu, Jul 28, 2022 at 10:07:58AM +0800, Ye Weihua wrote:
> KASAN reported this Bug:
>
> [17619.659757] BUG: KASAN: global-out-of-bounds in param_get_int+0x34/0x60
> [17619.673193] Read of size 4 at addr fffff01332d7ed00 by task read_all/1507958
> ...
> [17619.698934] The buggy address belongs to the variable:
> [17619.708371] sgl_sge_nr+0x0/0xffffffffffffa300 [hisi_zip]
>
> There is a mismatch in hisi_zip when get/set the variable sgl_sge_nr.
> The type of sgl_sge_nr is u16, and get/set sgl_sge_nr by
> param_get/set_int.
>
> Replacing param_get/set_int to param_get/set_ushort can fix this bug.
>
> Fixes: f081fda293ffb ("crypto: hisilicon - add sgl_sge_nr module param for zip")
> Signed-off-by: Ye Weihua <yeweihua4@xxxxxxxxxx>
> ---
> drivers/crypto/hisilicon/zip/zip_crypto.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
Patch applied. Thanks.
--
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
