Re: [PATCH v4 1/6] treewide: use prandom_u32_max() when possible, mechanically

2022-10-07 Thread Darrick J. Wong
On Fri, Oct 07, 2022 at 12:01:02PM -0600, Jason A. Donenfeld wrote: > Rather than incurring a division or requesting too many random bytes for > the given range, use the prandom_u32_max() function, which only takes > the minimum required bytes from the RNG and avoids divisions. This was > done mech

[PATCH v4 1/6] treewide: use prandom_u32_max() when possible, mechanically

2022-10-07 Thread Jason A. Donenfeld
Rather than incurring a division or requesting too many random bytes for the given range, use the prandom_u32_max() function, which only takes the minimum required bytes from the RNG and avoids divisions. This was done mechanically with these coccinelle scripts: @no_modulo@ expression E;