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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 /drivers/dma-buf
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 'drivers/dma-buf')
-rw-r--r--drivers/dma-buf/st-dma-fence-chain.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/dma-buf/st-dma-fence-chain.c b/drivers/dma-buf/st-dma-fence-chain.c
index 0a9b099d0518..9fbad7317d9b 100644
--- a/drivers/dma-buf/st-dma-fence-chain.c
+++ b/drivers/dma-buf/st-dma-fence-chain.c
@@ -400,7 +400,7 @@ static int __find_race(void *arg)
struct dma_fence *fence = dma_fence_get(data->fc.tail);
int seqno;
- seqno = prandom_u32_max(data->fc.chain_length) + 1;
+ seqno = get_random_u32_below(data->fc.chain_length) + 1;
err = dma_fence_chain_find_seqno(&fence, seqno);
if (err) {
@@ -429,7 +429,7 @@ static int __find_race(void *arg)
dma_fence_put(fence);
signal:
- seqno = prandom_u32_max(data->fc.chain_length - 1);
+ seqno = get_random_u32_below(data->fc.chain_length - 1);
dma_fence_signal(data->fc.fences[seqno]);
cond_resched();
}
@@ -637,7 +637,7 @@ static void randomise_fences(struct fence_chains *fc)
while (--count) {
unsigned int swp;
- swp = prandom_u32_max(count + 1);
+ swp = get_random_u32_below(count + 1);
if (swp == count)
continue;