1 files changed, 1 insertions, 1 deletions

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 5ededf135335..8ab650b1aa1e 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1970,7 +1970,7 @@ static int ext4_fill_flex_info(struct super_block *sb)
                 sbi->s_log_groups_per_flex = 0;
                 return 1;
         }
-        groups_per_flex = 1 << sbi->s_log_groups_per_flex;
+        groups_per_flex = 1U << sbi->s_log_groups_per_flex;
 
         err = ext4_alloc_flex_bg_array(sb, sbi->s_groups_count);
         if (err)