diff options
author | Jason A. Donenfeld <Jason@zx2c4.com> | 2022-10-10 04:44:02 +0200 |
---|---|---|
committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2022-11-18 02:15:15 +0100 |
commit | 8032bf1233a74627ce69b803608e650f3f35971c (patch) | |
tree | 1e15cd719358130192c59b8d5a61a0c3c9fbe82c /net/xfrm/xfrm_state.c | |
parent | random: add helpers for random numbers with given floor or range (diff) | |
download | linux-8032bf1233a74627ce69b803608e650f3f35971c.tar.xz linux-8032bf1233a74627ce69b803608e650f3f35971c.zip |
treewide: use get_random_u32_below() instead of deprecated function
This is a simple mechanical transformation done by:
@@
expression E;
@@
- prandom_u32_max
+ get_random_u32_below
(E)
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Darrick J. Wong <djwong@kernel.org> # for xfs
Reviewed-by: SeongJae Park <sj@kernel.org> # for damon
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> # for infiniband
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> # for arm
Acked-by: Ulf Hansson <ulf.hansson@linaro.org> # for mmc
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Diffstat (limited to 'net/xfrm/xfrm_state.c')
-rw-r--r-- | net/xfrm/xfrm_state.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index 3d2fe7712ac5..40f831854774 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -2072,7 +2072,7 @@ int xfrm_alloc_spi(struct xfrm_state *x, u32 low, u32 high) } else { u32 spi = 0; for (h = 0; h < high-low+1; h++) { - spi = low + prandom_u32_max(high - low + 1); + spi = low + get_random_u32_below(high - low + 1); x0 = xfrm_state_lookup(net, mark, &x->id.daddr, htonl(spi), x->id.proto, x->props.family); if (x0 == NULL) { newspi = htonl(spi); |