From: David Sterba <dsterba@suse.com>
Date: Fri, 2 Jun 2017 15:38:30 +0000 (+0200)
Subject: btrfs: btrfs_bio_alloc never fails, skip error handling
X-Git-Tag: v4.13-rc1~150^2~57
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=0c4dd97c5efddd6cac144d73635962ce6e48165b;p=karo-tx-linux.git

btrfs: btrfs_bio_alloc never fails, skip error handling

Update direct callers of btrfs_bio_alloc that do error handling, that we
can now remove.

Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
---

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 9ff3e78b9ef1..e15bd02e534f 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2808,9 +2808,6 @@ static int submit_extent_page(int op, int op_flags, struct extent_io_tree *tree,
 
 	bio = btrfs_bio_alloc(bdev, sector, BIO_MAX_PAGES,
 			GFP_NOFS | __GFP_HIGH);
-	if (!bio)
-		return -ENOMEM;
-
 	bio_add_page(bio, page, page_size, offset);
 	bio->bi_end_io = end_io_func;
 	bio->bi_private = tree;