[PATCH 1/4] erofs: avoid unnecessary variable `err'

[Gao Xiang]

variable `err' in z_erofs_submit_queue() isn't useful
here, remove it instead.

Signed-off-by: Gao Xiang <hsiang...@redhat.com>
---
 fs/erofs/zdata.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c
index 6c939def00f9..df6fa691097f 100644
--- a/fs/erofs/zdata.c
+++ b/fs/erofs/zdata.c
@@ -1193,7 +1193,6 @@ static void z_erofs_submit_queue(struct super_block *sb,
 
                do {
                        struct page *page;
-                       int err;
 
                        page = pickup_page_for_submission(pcl, i++, pagepool,
                                                          MNGD_MAPPING(sbi),
@@ -1219,8 +1218,7 @@ static void z_erofs_submit_queue(struct super_block *sb,
                                ++nr_bios;
                        }
 
-                       err = bio_add_page(bio, page, PAGE_SIZE, 0);
-                       if (err < PAGE_SIZE)
+                       if (bio_add_page(bio, page, PAGE_SIZE, 0) < PAGE_SIZE)
                                goto submit_bio_retry;
 
                        last_index = cur;
-- 
2.18.1