Add the __counted_by() compiler attribute to the flexible array member 'iv' to improve access bounds-checking via CONFIG_UBSAN_BOUNDS and CONFIG_FORTIFY_SOURCE.
Reviewed-by: Simon Horman <[email protected]> Signed-off-by: Thorsten Blum <[email protected]> --- include/uapi/linux/if_alg.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/uapi/linux/if_alg.h b/include/uapi/linux/if_alg.h index b35871cbeed7..4f51e198ac2e 100644 --- a/include/uapi/linux/if_alg.h +++ b/include/uapi/linux/if_alg.h @@ -42,7 +42,7 @@ struct sockaddr_alg_new { struct af_alg_iv { __u32 ivlen; - __u8 iv[]; + __u8 iv[] __counted_by(ivlen); }; /* Socket options */ -- Thorsten Blum <[email protected]> GPG: 1D60 735E 8AEF 3BE4 73B6 9D84 7336 78FD 8DFE EAD4
