[PATCH 4.7 12/45] btrfs: assign error values to the correct bio structs

From: Greg Kroah-Hartman
Date: Fri Oct 21 2016 - 05:18:33 EST


4.7-stable review patch. If anyone has any objections, please let me know.

------------------

From: Junjie Mao <junjie.mao@xxxxxxxxx>

commit 14155cafeadda946376260e2ad5d39a0528a332f upstream.

Fixes: 4246a0b63bd8 ("block: add a bi_error field to struct bio")
Signed-off-by: Junjie Mao <junjie.mao@xxxxxxxxx>
Acked-by: David Sterba <dsterba@xxxxxxx>
Signed-off-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
fs/btrfs/compression.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -690,7 +690,7 @@ int btrfs_submit_compressed_read(struct
ret = btrfs_map_bio(root, READ, comp_bio,
mirror_num, 0);
if (ret) {
- bio->bi_error = ret;
+ comp_bio->bi_error = ret;
bio_endio(comp_bio);
}

@@ -719,7 +719,7 @@ int btrfs_submit_compressed_read(struct

ret = btrfs_map_bio(root, READ, comp_bio, mirror_num, 0);
if (ret) {
- bio->bi_error = ret;
+ comp_bio->bi_error = ret;
bio_endio(comp_bio);
}