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authorLinus Torvalds <torvalds@linux-foundation.org>2017-07-14 22:55:52 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-07-14 22:55:52 -0700
commitbc243704fb3c97f3631994bbe543782a09482afb (patch)
tree97a194de092875232680d407988e1e04e71b8334 /fs/btrfs/disk-io.c
parent0ffff118b16b1201801d002ff9fa2eecdb45c529 (diff)
parentc3cfb656307583ddfea45375c10183737593c195 (diff)
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Merge branch 'for-4.13-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux
Pull btrfs fixes from David Sterba: "We've identified and fixed a silent corruption (introduced by code in the first pull), a fixup after the blk_status_t merge and two fixes to incremental send that Filipe has been hunting for some time" * 'for-4.13-part2' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux: Btrfs: fix unexpected return value of bio_readpage_error btrfs: btrfs_create_repair_bio never fails, skip error handling btrfs: cloned bios must not be iterated by bio_for_each_segment_all Btrfs: fix write corruption due to bio cloning on raid5/6 Btrfs: incremental send, fix invalid memory access Btrfs: incremental send, fix invalid path for link commands
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r--fs/btrfs/disk-io.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 086dcbadce09..080e2ebb8aa0 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -964,6 +964,7 @@ static blk_status_t btree_csum_one_bio(struct bio *bio)
struct btrfs_root *root;
int i, ret = 0;
+ ASSERT(!bio_flagged(bio, BIO_CLONED));
bio_for_each_segment_all(bvec, bio, i) {
root = BTRFS_I(bvec->bv_page->mapping->host)->root;
ret = csum_dirty_buffer(root->fs_info, bvec->bv_page);