[PATCH] scsi: ufs: core: Fix unnecessary operation for early return

From: Chanwoo Lee
Date: Fri Nov 11 2022 - 01:33:02 EST


From: ChanWoo Lee <cw9316.lee@xxxxxxxxxxx>

For early return, bitmap_len operation is not required.
Modified to reduce unnecessary operations.

Signed-off-by: ChanWoo Lee <cw9316.lee@xxxxxxxxxxx>
---
drivers/ufs/core/ufshpb.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/ufs/core/ufshpb.c b/drivers/ufs/core/ufshpb.c
index 148017b2dfeb..994f4ac9df5a 100644
--- a/drivers/ufs/core/ufshpb.c
+++ b/drivers/ufs/core/ufshpb.c
@@ -233,11 +233,6 @@ static bool ufshpb_test_ppn_dirty(struct ufshpb_lu *hpb, int rgn_idx,
rgn = hpb->rgn_tbl + rgn_idx;
srgn = rgn->srgn_tbl + srgn_idx;

- if (likely(!srgn->is_last))
- bitmap_len = hpb->entries_per_srgn;
- else
- bitmap_len = hpb->last_srgn_entries;
-
if (!ufshpb_is_valid_srgn(rgn, srgn))
return true;

@@ -253,6 +248,11 @@ static bool ufshpb_test_ppn_dirty(struct ufshpb_lu *hpb, int rgn_idx,
return true;
}

+ if (likely(!srgn->is_last))
+ bitmap_len = hpb->entries_per_srgn;
+ else
+ bitmap_len = hpb->last_srgn_entries;
+
if ((srgn_offset + cnt) > bitmap_len)
bit_len = bitmap_len - srgn_offset;
else
--
2.29.0