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treewide: use get_random_u32_below() instead of deprecated function

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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>
This commit is contained in:
Jason A. Donenfeld
2022-10-09 20:44:02 -06:00
parent 7f576b2593
commit 8032bf1233
132 changed files with 280 additions and 280 deletions
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2
net/batman-adv/network-coding.c
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@@ -1009,7 +1009,7 @@ static struct batadv_nc_path *batadv_nc_get_path(struct batadv_priv *bat_priv,
static u8 batadv_nc_random_weight_tq(u8 tq)
{
/* randomize the estimated packet loss (max TQ - estimated TQ) */
u8 rand_tq = prandom_u32_max(BATADV_TQ_MAX_VALUE + 1 - tq);
u8 rand_tq = get_random_u32_below(BATADV_TQ_MAX_VALUE + 1 - tq);
/* convert to (randomized) estimated tq again */
return BATADV_TQ_MAX_VALUE - rand_tq;