From 8032bf1233a74627ce69b803608e650f3f35971c Mon Sep 17 00:00:00 2001 From: "Jason A. Donenfeld" Date: Sun, 9 Oct 2022 20:44:02 -0600 Subject: 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 Reviewed-by: Greg Kroah-Hartman Acked-by: Darrick J. Wong # for xfs Reviewed-by: SeongJae Park # for damon Reviewed-by: Jason Gunthorpe # for infiniband Reviewed-by: Russell King (Oracle) # for arm Acked-by: Ulf Hansson # for mmc Signed-off-by: Jason A. Donenfeld --- drivers/dma-buf/st-dma-fence-chain.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/dma-buf') 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; -- cgit v1.2.3