[PATCH linux-next] ext4: Remove unnecessary assignments

[luo penghao]

The assignment at the end of the function is not necessary

The clang_analyzer complains as follows:

fs/ext4/mballoc.c:3889:3 warning:

Value stored to 'err' is never read

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: luo penghao <luo.penghao@xxxxxxxxxx>
---
 fs/ext4/mballoc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 089c958..f1258a7 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -3886,7 +3886,7 @@ void ext4_mb_mark_bb(struct super_block *sb, ext4_fsblk_t block,
 	if (err)
 		goto out_err;
 	sync_dirty_buffer(bitmap_bh);
-	err = ext4_handle_dirty_metadata(NULL, NULL, gdp_bh);
+	ext4_handle_dirty_metadata(NULL, NULL, gdp_bh);
 	sync_dirty_buffer(gdp_bh);
 
 out_err:
-- 
2.15.2