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authorJason A. Donenfeld <Jason@zx2c4.com>2022-10-09 20:44:02 -0600
committerJason A. Donenfeld <Jason@zx2c4.com>2022-11-18 02:15:15 +0100
commit8032bf1233a74627ce69b803608e650f3f35971c (patch)
tree1e15cd719358130192c59b8d5a61a0c3c9fbe82c /kernel/locking
parent7f576b2593a978451416424e75f69ad1e3ae4efe (diff)
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 'kernel/locking')
-rw-r--r--kernel/locking/test-ww_mutex.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/locking/test-ww_mutex.c b/kernel/locking/test-ww_mutex.c
index 43efb2a04160..29dc253d03af 100644
--- a/kernel/locking/test-ww_mutex.c
+++ b/kernel/locking/test-ww_mutex.c
@@ -399,7 +399,7 @@ static int *get_random_order(int count)
order[n] = n;
for (n = count - 1; n > 1; n--) {
- r = prandom_u32_max(n + 1);
+ r = get_random_u32_below(n + 1);
if (r != n) {
tmp = order[n];
order[n] = order[r];
@@ -538,7 +538,7 @@ static void stress_one_work(struct work_struct *work)
{
struct stress *stress = container_of(work, typeof(*stress), work);
const int nlocks = stress->nlocks;
- struct ww_mutex *lock = stress->locks + prandom_u32_max(nlocks);
+ struct ww_mutex *lock = stress->locks + get_random_u32_below(nlocks);
int err;
do {