[PATCH] drivers/block/zram/zram_drv.c: remove ret check for invalid io request

From: Yue Hu
Date: Sat Feb 08 2020 - 01:49:25 EST


There is no need to goto out to check ret if it's an invalid io request
since we know ret = -EINVAL. Let's return the error directly in that
case.

Signed-off-by: Yue Hu <zbestahu@xxxxxxx>
---
drivers/block/zram/zram_drv.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index 1bdb5793842b..bdca06930504 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -1639,8 +1639,7 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector,

if (!valid_io_request(zram, sector, PAGE_SIZE)) {
atomic64_inc(&zram->stats.invalid_io);
- ret = -EINVAL;
- goto out;
+ return -EINVAL;
}

index = sector >> SECTORS_PER_PAGE_SHIFT;
@@ -1651,7 +1650,7 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector,
bv.bv_offset = 0;

ret = zram_bvec_rw(zram, &bv, index, offset, op, NULL);
-out:
+
/*
* If I/O fails, just return error(ie, non-zero) without
* calling page_endio.
--
2.11.0