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 <[email protected]>
Reviewed-by: Greg Kroah-Hartman <[email protected]>
Acked-by: Darrick J. Wong <[email protected]> # for xfs
Reviewed-by: SeongJae Park <[email protected]> # for damon
Reviewed-by: Jason Gunthorpe <[email protected]> # for infiniband
Reviewed-by: Russell King (Oracle) <[email protected]> # for arm
Acked-by: Ulf Hansson <[email protected]> # for mmc
Signed-off-by: Jason A. Donenfeld <[email protected]>

1 files changed, 2 insertions, 3 deletions

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 7cdd2138c897..63ef74eb8091 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -3778,7 +3778,7 @@ cont_thread:
 			}
 			if (!progress) {
 				elr->lr_next_sched = jiffies +
-					prandom_u32_max(EXT4_DEF_LI_MAX_START_DELAY * HZ);
+					get_random_u32_below(EXT4_DEF_LI_MAX_START_DELAY * HZ);
 			}
 			if (time_before(elr->lr_next_sched, next_wakeup))
 				next_wakeup = elr->lr_next_sched;
@@ -3925,8 +3925,7 @@ static struct ext4_li_request *ext4_li_request_new(struct super_block *sb,
 	 * spread the inode table initialization requests
 	 * better.
 	 */
-	elr->lr_next_sched = jiffies + prandom_u32_max(
-				EXT4_DEF_LI_MAX_START_DELAY * HZ);
+	elr->lr_next_sched = jiffies + get_random_u32_below(EXT4_DEF_LI_MAX_START_DELAY * HZ);
 	return elr;
 }