From: John Stultz Date: Mon, 19 Oct 2015 04:01:05 +0000 (-0400) Subject: ext4: fix abs() usage in ext4_mb_check_group_pa X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=16175039e6c6527453a23b4949c2a68e82750895;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git ext4: fix abs() usage in ext4_mb_check_group_pa The ext4_fsblk_t type is a long long, which should not be used with abs(), as is done in ext4_mb_check_group_pa(). This patch modifies ext4_mb_check_group_pa() to use abs64() instead. Signed-off-by: John Stultz Signed-off-by: Theodore Ts'o --- diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 61eaf74dca37..b4b3c1f91814 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -3333,8 +3333,8 @@ ext4_mb_check_group_pa(ext4_fsblk_t goal_block, atomic_inc(&pa->pa_count); return pa; } - cur_distance = abs(goal_block - cpa->pa_pstart); - new_distance = abs(goal_block - pa->pa_pstart); + cur_distance = abs64(goal_block - cpa->pa_pstart); + new_distance = abs64(goal_block - pa->pa_pstart); if (cur_distance <= new_distance) return cpa;